M1 X-ray not taken within the past 12 months or near enough to the start of treatment.
Start: 1/1/1997
M2 Not paid separately when the patient is an inpatient.
Start: 1/1/1997
M3 Equipment is the same or similar to equipment already being used.
Start: 1/1/1997
M4 Alert: This is the last monthly installment payment for this durable medical equipment.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
M5 Monthly rental payments can continue until the earlier of the 15th month from the first rental month, or the month when the equipment is no longer needed.
Start: 1/1/1997
M6 Alert: You must furnish and service this item for as long as the patient continues to need it. We can pay for maintenance and/or servicing for every 6 month period after the end of the 15th paid rental month or the end of the warranty period.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
M7 No rental payments after the item is purchased, or after the total of issued rental payments equals the purchase price.
Start: 1/1/1997
M8 We do not accept blood gas tests results when the test was conducted by a medical supplier or taken while the patient is on oxygen.
Start: 1/1/1997
M9 Alert: This is the tenth rental month. You must offer the patient the choice of changing the rental to a purchase agreement.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
M10 Equipment purchases are limited to the first or the tenth month of medical necessity.
Start: 1/1/1997
M11 DME, orthotics and prosthetics must be billed to the DME carrier who services the patient's zip code.
Start: 1/1/1997
M12 Diagnostic tests performed by a physician must indicate whether purchased services are included on the claim.
Start: 1/1/1997
M13 Only one initial visit is covered per specialty per medical group.
Start: 1/1/1997 | Last Modified: 6/30/2007
Note: (Modified 6/30/03)
M14 No separate payment for an injection administered during an office visit, and no payment for a full office visit if the patient only received an injection.
Start: 1/1/1997
M15 Separately billed services/tests have been bundled as they are considered components of the same procedure. Separate payment is not allowed.
Start: 1/1/1997
M16 Alert: Please see our web site, mailings, or bulletins for more details concerning this policy/procedure/decision.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Reactivated 4/1/04, Modified 11/18/05, 4/1/07)
M17 Alert: Payment approved as you did not know, and could not reasonably have been expected to know, that this would not normally have been covered for this patient. In the future, you will be liable for charges for the same service(s) under the same or similar conditions.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
M18 Certain services may be approved for home use. Neither a hospital nor a Skilled Nursing Facility (SNF) is considered to be a patient's home.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
M19 Missing oxygen certification/re-certification.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N234
M20 Missing/incomplete/invalid HCPCS.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M21 Missing/incomplete/invalid place of residence for this service/item provided in a home.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M22 Missing/incomplete/invalid number of miles traveled.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M23 Missing invoice.
Start: 1/1/1997 | Last Modified: 8/1/2005
Note: (Modified 8/1/05)
M24 Missing/incomplete/invalid number of doses per vial.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M25 The information furnished does not substantiate the need for this level of service. If you believe the service should have been fully covered as billed, or if you did not know and could not reasonably have been expected to know that we would not pay for this level of service, or if you notified the patient in writing in advance that we would not pay for this level of service and he/she agreed in writing to pay, ask us to review your claim within 120 days of the date of this notice. If you do not request a appeal, we will, upon application from the patient, reimburse him/her for the amount you have collected from him/her in excess of any deductible and coinsurance amounts. We will recover the reimbursement from you as an overpayment.
Start: 1/1/1997 | Last Modified: 11/5/2007
Note: (Modified 10/1/02, 6/30/03, 8/1/05, 11/5/07)
M26 The information furnished does not substantiate the need for this level of service. If you have collected any amount from the patient for this level of service /any amount that exceeds the limiting charge for the less extensive service, the law requires you to refund that amount to the patient within 30 days of receiving this notice.

The requirements for refund are in 1824(I) of the Social Security Act and 42CFR411.408. The section specifies that physicians who knowingly and willfully fail to make appropriate refunds may be subject to civil monetary penalties and/or exclusion from the program. If you have any questions about this notice, please contact this office.
Start: 1/1/1997 | Last Modified: 11/5/2007
Note: (Modified 10/1/02, 6/30/03, 8/1/05, 11/5/07. Also refer to N356)
M27 Alert: The patient has been relieved of liability of payment of these items and services under the limitation of liability provision of the law. The provider is ultimately liable for the patient's waived charges, including any charges for coinsurance, since the items or services were not reasonable and necessary or constituted custodial care, and you knew or could reasonably have been expected to know, that they were not covered. You may appeal this determination. You may ask for an appeal regarding both the coverage determination and the issue of whether you exercised due care. The appeal request must be filed within 120 days of the date you receive this notice. You must make the request through this office.
Start: 1/1/1997 | Last Modified: 8/1/2007
Note: (Modified 10/1/02, 8/1/05, 4/1/07, 8/1/07)
M28 This does not qualify for payment under Part B when Part A coverage is exhausted or not otherwise available.
Start: 1/1/1997
M29 Missing operative note/report.
Start: 1/1/1997 | Last Modified: 7/1/2008
Note: (Modified 2/28/03, 7/1/2008) Related to N233
M30 Missing pathology report.
Start: 1/1/1997 | Last Modified: 8/1/2004
Note: (Modified 8/1/04, 2/28/03) Related to N236
M31 Missing radiology report.
Start: 1/1/1997 | Last Modified: 8/1/2004
Note: (Modified 8/1/04, 2/28/03) Related to N240
M32 Alert: This is a conditional payment made pending a decision on this service by the patient's primary payer. This payment may be subject to refund upon your receipt of any additional payment for this service from another payer. You must contact this office immediately upon receipt of an additional payment for this service.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
M33 Missing/incomplete/invalid UPIN for the ordering/referring/performing provider.
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using M68
M34 Claim lacks the CLIA certification number.
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using MA120
M35 Missing/incomplete/invalid pre-operative photos or visual field results.
Start: 1/1/1997 | Stop: 2/5/2005
Note: Consider using N178
M36 This is the 11th rental month. We cannot pay for this until you indicate that the patient has been given the option of changing the rental to a purchase.
Start: 1/1/1997
M37 Service not covered when the patient is under age 35.
Start: 1/1/1997
M38 The patient is liable for the charges for this service as you informed the patient in writing before the service was furnished that we would not pay for it, and the patient agreed to pay.
Start: 1/1/1997
M39 Alert: The patient is not liable for payment for this service as the advance notice of non-coverage you provided the patient did not comply with program requirements.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 2/1/04, 4/1/07)
M40 Claim must be assigned and must be filed by the practitioner's employer.
Start: 1/1/1997
M41 We do not pay for this as the patient has no legal obligation to pay for this.
Start: 1/1/1997
M42 The medical necessity form must be personally signed by the attending physician.
Start: 1/1/1997
M43 Payment for this service previously issued to you or another provider by another carrier/intermediary.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using Reason Code 23
M44 Missing/incomplete/invalid condition code.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M45 Missing/incomplete/invalid occurrence code(s).
Start: 1/1/1997 | Last Modified: 12/2/2004
Note: (Modified 12/2/04) Related to N299
M46 Missing/incomplete/invalid occurrence span code(s).
Start: 1/1/1997 | Last Modified: 12/2/2004
Note: (Modified 12/2/04) Related to N300
M47 Missing/incomplete/invalid internal or document control number.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M48 Payment for services furnished to hospital inpatients (other than professional services of physicians) can only be made to the hospital. You must request payment from the hospital rather than the patient for this service.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using M97
M49 Missing/incomplete/invalid value code(s) or amount(s).
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M50 Missing/incomplete/invalid revenue code(s).
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M51 Missing/incomplete/invalid procedure code(s).
Start: 1/1/1997 | Last Modified: 12/2/2004
Note: (Modified 12/2/04) Related to N301
M52 Missing/incomplete/invalid “from” date(s) of service.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M53 Missing/incomplete/invalid days or units of service.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M54 Missing/incomplete/invalid total charges.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M55 We do not pay for self-administered anti-emetic drugs that are not administered with a covered oral anti-cancer drug.
Start: 1/1/1997
M56 Missing/incomplete/invalid payer identifier.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M57 Missing/incomplete/invalid provider identifier.
Start: 1/1/1997 | Stop: 6/2/2005
M58 Missing/incomplete/invalid claim information. Resubmit claim after corrections.
Start: 1/1/1997 | Stop: 2/5/2005
M59 Missing/incomplete/invalid “to” date(s) of service.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M60 Missing Certificate of Medical Necessity.
Start: 1/1/1997 | Last Modified: 8/1/2004
Note: (Modified 8/1/04, 6/30/03) Related to N227
M61 We cannot pay for this as the approval period for the FDA clinical trial has expired.
Start: 1/1/1997
M62 Missing/incomplete/invalid treatment authorization code.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M63 We do not pay for more than one of these on the same day.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using M86
M64 Missing/incomplete/invalid other diagnosis.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M65 One interpreting physician charge can be submitted per claim when a purchased diagnostic test is indicated. Please submit a separate claim for each interpreting physician.
Start: 1/1/1997
M66 Our records indicate that you billed diagnostic tests subject to price limitations and the procedure code submitted includes a professional component. Only the technical component is subject to price limitations. Please submit the technical and professional components of this service as separate line items.
Start: 1/1/1997
M67 Missing/incomplete/invalid other procedure code(s).
Start: 1/1/1997 | Last Modified: 12/2/2004
Note: (Modified 12/2/04) Related to N302
M68 Missing/incomplete/invalid attending, ordering, rendering, supervising or referring physician identification.
Start: 1/1/1997 | Stop: 6/2/2005
M69 Paid at the regular rate as you did not submit documentation to justify the modified procedure code.
Start: 1/1/1997 | Last Modified: 2/1/2004
Note: (Modified 2/1/04)
M70 Alert: The NDC code submitted for this service was translated to a HCPCS code for processing, but please continue to submit the NDC on future claims for this item.
Start: 1/1/1997 | Last Modified: 8/1/2007
Note: (Modified 4/1/2007, 8/1/07)
M71 Total payment reduced due to overlap of tests billed.
Start: 1/1/1997
M72 Did not enter full 8-digit date (MM/DD/CCYY).
Start: 1/1/1997 | Stop: 10/16/2003
Note: Consider using MA52
M73 The HPSA/Physician Scarcity bonus can only be paid on the professional component of this service. Rebill as separate professional and technical components.
Start: 1/1/1997 | Last Modified: 8/1/2004
Note: (Modified 8/1/04)
M74 This service does not qualify for a HPSA/Physician Scarcity bonus payment.
Start: 1/1/1997 | Last Modified: 12/2/2004
Note: (Modified 12/2/04)
M75 Multiple automated multichannel tests performed on the same day combined for payment.
Start: 1/1/1997 | Last Modified: 11/5/2007
Note: (Modified 11/5/07)
M76 Missing/incomplete/invalid diagnosis or condition.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M77 Missing/incomplete/invalid place of service.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M78 Missing/incomplete/invalid HCPCS modifier.
Start: 1/1/1997 | Stop: 5/18/2006 | Last Modified: 2/28/2003
Note: (Modified 2/28/03,) Consider using Reason Code 4
M79 Missing/incomplete/invalid charge.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M80 Not covered when performed during the same session/date as a previously processed service for the patient.
Start: 1/1/1997 | Last Modified: 10/31/2002
Note: (Modified 10/31/02)
M81 You are required to code to the highest level of specificity.
Start: 1/1/1997 | Last Modified: 2/1/2004
Note: (Modified 2/1/04)
M82 Service is not covered when patient is under age 50.
Start: 1/1/1997
M83 Service is not covered unless the patient is classified as at high risk.
Start: 1/1/1997
M84 Medical code sets used must be the codes in effect at the time of service
Start: 1/1/1997 | Last Modified: 2/1/2004
Note: (Modified 2/1/04)
M85 Subjected to review of physician evaluation and management services.
Start: 1/1/1997
M86 Service denied because payment already made for same/similar procedure within set time frame.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
M87 Claim/service(s) subjected to CFO-CAP prepayment review.
Start: 1/1/1997
M88 We cannot pay for laboratory tests unless billed by the laboratory that did the work.
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using Reason Code B20
M89 Not covered more than once under age 40.
Start: 1/1/1997
M90 Not covered more than once in a 12 month period.
Start: 1/1/1997
M91 Lab procedures with different CLIA certification numbers must be billed on separate claims.
Start: 1/1/1997
M92 Services subjected to review under the Home Health Medical Review Initiative.
Start: 1/1/1997 | Stop: 8/1/2004
M93 Information supplied supports a break in therapy. A new capped rental period began with delivery of this equipment.
Start: 1/1/1997
M94 Information supplied does not support a break in therapy. A new capped rental period will not begin.
Start: 1/1/1997
M95 Services subjected to Home Health Initiative medical review/cost report audit.
Start: 1/1/1997
M96 The technical component of a service furnished to an inpatient may only be billed by that inpatient facility. You must contact the inpatient facility for technical component reimbursement. If not already billed, you should bill us for the professional component only.
Start: 1/1/1997
M97 Not paid to practitioner when provided to patient in this place of service. Payment included in the reimbursement issued the facility.
Start: 1/1/1997
M98 Begin to report the Universal Product Number on claims for items of this type. We will soon begin to deny payment for items of this type if billed without the correct UPN.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using M99
M99 Missing/incomplete/invalid Universal Product Number/Serial Number.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M100 We do not pay for an oral anti-emetic drug that is not administered for use immediately before, at, or within 48 hours of administration of a covered chemotherapy drug.
Start: 1/1/1997
M101 Begin to report a G1-G5 modifier with this HCPCS. We will soon begin to deny payment for this service if billed without a G1-G5 modifier.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using M78
M102 Service not performed on equipment approved by the FDA for this purpose.
Start: 1/1/1997
M103 Information supplied supports a break in therapy. However, the medical information we have for this patient does not support the need for this item as billed. We have approved payment for this item at a reduced level, and a new capped rental period will begin with the delivery of this equipment.
Start: 1/1/1997
M104 Information supplied supports a break in therapy. A new capped rental period will begin with delivery of the equipment. This is the maximum approved under the fee schedule for this item or service.
Start: 1/1/1997
M105 Information supplied does not support a break in therapy. The medical information we have for this patient does not support the need for this item as billed. We have approved payment for this item at a reduced level, and a new capped rental period will not begin.
Start: 1/1/1997
M106 Information supplied does not support a break in therapy. A new capped rental period will not begin. This is the maximum approved under the fee schedule for this item or service.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using MA 31
M107 Payment reduced as 90-day rolling average hematocrit for ESRD patient exceeded 36.5%.
Start: 1/1/1997
M108 Missing/incomplete/invalid provider identifier for the provider who interpreted the diagnostic test.
Start: 1/1/1997 | Stop: 6/2/2005
M109 We have provided you with a bundled payment for a teleconsultation. You must send 25 percent of the teleconsultation payment to the referring practitioner.
Start: 1/1/1997
M110 Missing/incomplete/invalid provider identifier for the provider from whom you purchased interpretation services.
Start: 1/1/1997 | Stop: 6/2/2005
M111 We do not pay for chiropractic manipulative treatment when the patient refuses to have an x-ray taken.
Start: 1/1/1997
M112 Reimbursement for this item is based on the single payment amount required under the DMEPOS Competitive Bidding Program for the area where the patient resides.
Start: 1/1/1997 | Last Modified: 11/5/2007
Note: (Modified 11/5/07)
M113 Our records indicate that this patient began using this item/service prior to the current contract period for the DMEPOS Competitive Bidding Program.
Start: 1/1/1997 | Last Modified: 11/5/2007
Note: (Modified 11/5/07)
M114 This service was processed in accordance with rules and guidelines under the DMEPOS Competitive Bidding Program or a Demonstration Project. For more information regarding these projects, contact your local contractor.
Start: 1/1/1997 | Last Modified: 11/5/2007
Note: (Modified 8/1/06, 11/5/07)
M115 This item is denied when provided to this patient by a non-contract or non-demonstration supplier.
Start: 1/1/1997 | Last Modified: 11/5/2007
Note: (Modified 11/5/2007)
M116 Paid under the Competitive Bidding Demonstration project. Project is ending, and future services may not be paid under this project.
Start: 1/1/1997 | Last Modified: 2/1/2004
Note: (Modified 2/1/04)
M117 Not covered unless submitted via electronic claim.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
M118 Alert: Letter to follow containing further information.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
M119 Missing/incomplete/invalid/ deactivated/withdrawn National Drug Code (NDC).
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 2/28/03, 4/1/04)
M120 Missing/incomplete/invalid provider identifier for the substituting physician who furnished the service(s) under a reciprocal billing or locum tenens arrangement.
Start: 1/1/1997 | Stop: 6/2/2005
M121 We pay for this service only when performed with a covered cryosurgical ablation.
Start: 1/1/1997
M122 Missing/incomplete/invalid level of subluxation.
Start: 1/1/1997 | Last Modified: 2/28/2006
Note: (Modified 2/28/03)
M123 Missing/incomplete/invalid name, strength, or dosage of the drug furnished.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M124 Missing indication of whether the patient owns the equipment that requires the part or supply.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N230
M125 Missing/incomplete/invalid information on the period of time for which the service/supply/equipment will be needed.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M126 Missing/incomplete/invalid individual lab codes included in the test.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M127 Missing patient medical record for this service.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N237
M128 Missing/incomplete/invalid date of the patient’s last physician visit.
Start: 1/1/1997 | Stop: 6/2/2005
M129 Missing/incomplete/invalid indicator of x-ray availability for review.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 2/28/03, 6/30/03)
M130 Missing invoice or statement certifying the actual cost of the lens, less discounts, and/or the type of intraocular lens used.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N231
M131 Missing physician financial relationship form.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N239
M132 Missing pacemaker registration form.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N235
M133 Claim did not identify who performed the purchased diagnostic test or the amount you were charged for the test.
Start: 1/1/1997
M134 Performed by a facility/supplier in which the provider has a financial interest.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
M135 Missing/incomplete/invalid plan of treatment.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M136 Missing/incomplete/invalid indication that the service was supervised or evaluated by a physician.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
M137 Part B coinsurance under a demonstration project.
Start: 1/1/1997
M138 Patient identified as a demonstration participant but the patient was not enrolled in the demonstration at the time services were rendered. Coverage is limited to demonstration participants.
Start: 1/1/1997
M139 Denied services exceed the coverage limit for the demonstration.
Start: 1/1/1997
M140 Service not covered until after the patient’s 50th birthday, i.e., no coverage prior to the day after the 50th birthday
Start: 1/1/1997 | Stop: 1/30/2004
Note: Consider using M82
M141 Missing physician certified plan of care.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N238
M142 Missing American Diabetes Association Certificate of Recognition.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N226
M143 The provider must update license information with the payer.
Start: 1/1/1997 | Last Modified: 12/1/2006
Note: (Modified 12/1/06)
M144 Pre-/post-operative care payment is included in the allowance for the surgery/procedure.
Start: 1/1/1997
MA01 Alert: If you do not agree with what we approved for these services, you may appeal our decision. To make sure that we are fair to you, we require another individual that did not process your initial claim to conduct the appeal. However, in order to be eligible for an appeal, you must write to us within 120 days of the date you received this notice, unless you have a good reason for being late.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 10/31/02, 6/30/03, 8/1/05, 4/1/07)
MA02 Alert: If you do not agree with this determination, you have the right to appeal. You must file a written request for an appeal within 180 days of the date you receive this notice.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 10/31/02, 6/30/03, 8/1/05, 12/29/05, 8/1/06, 4/1/07)
MA03 If you do not agree with the approved amounts and $100 or more is in dispute (less deductible and coinsurance), you may ask for a hearing within six months of the date of this notice. To meet the $100, you may combine amounts on other claims that have been denied, including reopened appeals if you received a revised decision. You must appeal each claim on time.
Start: 1/1/1997 | Stop: 10/1/2006 | Last Modified: 11/18/2005
Note: Consider using MA02 (Modified 10/31/02, 6/30/03, 8/1/05, 11/18/05)
MA04 Secondary payment cannot be considered without the identity of or payment information from the primary payer. The information was either not reported or was illegible.
Start: 1/1/1997
MA05 Incorrect admission date patient status or type of bill entry on claim.
Start: 1/1/1997 | Stop: 10/16/2003
Note: Consider using MA30, MA40 or MA43
MA06 Missing/incomplete/invalid beginning and/or ending date(s).
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using MA31
MA07 Alert: The claim information has also been forwarded to Medicaid for review.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA08 Alert: Claim information was not forwarded because the supplemental coverage is not with a Medigap plan, or you do not participate in Medicare.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA09 Claim submitted as unassigned but processed as assigned. You agreed to accept assignment for all claims.
Start: 1/1/1997
MA10 Alert: The patient's payment was in excess of the amount owed. You must refund the overpayment to the patient.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA11 Payment is being issued on a conditional basis. If no-fault insurance, liability insurance, Workers' Compensation, Department of Veterans Affairs, or a group health plan for employees and dependents also covers this claim, a refund may be due us. Please contact us if the patient is covered by any of these sources.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using M32
MA12 You have not established that you have the right under the law to bill for services furnished by the person(s) that furnished this (these) service(s).
Start: 1/1/1997
MA13 Alert: You may be subject to penalties if you bill the patient for amounts not reported with the PR (patient responsibility) group code.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA14 Alert: The patient is a member of an employer-sponsored prepaid health plan. Services from outside that health plan are not covered. However, as you were not previously notified of this, we are paying this time. In the future, we will not pay you for non-plan services.
Start: 1/1/1997 | Last Modified: 8/1/2007
Note: (Modified 4/1/07, 8/1/07)
MA15 Alert: Your claim has been separated to expedite handling. You will receive a separate notice for the other services reported.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA16 The patient is covered by the Black Lung Program. Send this claim to the Department of Labor, Federal Black Lung Program, P.O. Box 828, Lanham-Seabrook MD 20703.
Start: 1/1/1997
MA17 We are the primary payer and have paid at the primary rate. You must contact the patient's other insurer to refund any excess it may have paid due to its erroneous primary payment.
Start: 1/1/1997
MA18 Alert: The claim information is also being forwarded to the patient's supplemental insurer. Send any questions regarding supplemental benefits to them.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA19 Alert: Information was not sent to the Medigap insurer due to incorrect/invalid information you submitted concerning that insurer. Please verify your information and submit your secondary claim directly to that insurer.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA20 Skilled Nursing Facility (SNF) stay not covered when care is primarily related to the use of an urethral catheter for convenience or the control of incontinence.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
MA21 SSA records indicate mismatch with name and sex.
Start: 1/1/1997
MA22 Payment of less than $1.00 suppressed.
Start: 1/1/1997
MA23 Demand bill approved as result of medical review.
Start: 1/1/1997
MA24 Christian Science Sanitarium/ Skilled Nursing Facility (SNF) bill in the same benefit period.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
MA25 A patient may not elect to change a hospice provider more than once in a benefit period.
Start: 1/1/1997
MA26 Alert: Our records indicate that you were previously informed of this rule.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA27 Missing/incomplete/invalid entitlement number or name shown on the claim.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA28 Alert: Receipt of this notice by a physician or supplier who did not accept assignment is for information only and does not make the physician or supplier a party to the determination. No additional rights to appeal this decision, above those rights already provided for by regulation/instruction, are conferred by receipt of this notice.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA29 Missing/incomplete/invalid provider name, city, state, or zip code.
Start: 1/1/1997 | Stop: 6/2/2005
MA30 Missing/incomplete/invalid type of bill.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA31 Missing/incomplete/invalid beginning and ending dates of the period billed.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA32 Missing/incomplete/invalid number of covered days during the billing period.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA33 Missing/incomplete/invalid noncovered days during the billing period.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA34 Missing/incomplete/invalid number of coinsurance days during the billing period.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA35 Missing/incomplete/invalid number of lifetime reserve days.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA36 Missing/incomplete/invalid patient name.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA37 Missing/incomplete/invalid patient's address.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA38 Missing/incomplete/invalid birth date.
Start: 1/1/1997 | Stop: 6/2/2005
MA39 Missing/incomplete/invalid gender.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA40 Missing/incomplete/invalid admission date.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA41 Missing/incomplete/invalid admission type.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA42 Missing/incomplete/invalid admission source.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA43 Missing/incomplete/invalid patient status.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA44 Alert: No appeal rights. Adjudicative decision based on law.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA45 Alert: As previously advised, a portion or all of your payment is being held in a special account.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA46 The new information was considered, however, additional payment cannot be issued. Please review the information listed for the explanation.
Start: 1/1/1997
MA47 Our records show you have opted out of Medicare, agreeing with the patient not to bill Medicare for services/tests/supplies furnished. As result, we cannot pay this claim. The patient is responsible for payment.
Start: 1/1/1997
MA48 Missing/incomplete/invalid name or address of responsible party or primary payer.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA49 Missing/incomplete/invalid six-digit provider identifier for home health agency or hospice for physician(s) performing care plan oversight services.
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using MA76
MA50 Missing/incomplete/invalid Investigational Device Exemption number for FDA-approved clinical trial services.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA51 Missing/incomplete/invalid CLIA certification number for laboratory services billed by physician office laboratory.
Start: 1/1/1997 | Stop: 2/5/2005
Note: Consider using MA120
MA52 Missing/incomplete/invalid date.
Start: 1/1/1997 | Stop: 6/2/2005
MA53 Missing/incomplete/invalid Competitive Bidding Demonstration Project identification.
Start: 1/1/1997 | Last Modified: 2/1/2004
Note: (Modified 2/1/04)
MA54 Physician certification or election consent for hospice care not received timely.
Start: 1/1/1997
MA55 Not covered as patient received medical health care services, automatically revoking his/her election to receive religious non-medical health care services.
Start: 1/1/1997
MA56 Our records show you have opted out of Medicare, agreeing with the patient not to bill Medicare for services/tests/supplies furnished. As result, we cannot pay this claim. The patient is responsible for payment, but under Federal law, you cannot charge the patient more than the limiting charge amount.
Start: 1/1/1997
MA57 Patient submitted written request to revoke his/her election for religious non-medical health care services.
Start: 1/1/1997
MA58 Missing/incomplete/invalid release of information indicator.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA59 Alert: The patient overpaid you for these services. You must issue the patient a refund within 30 days for the difference between his/her payment and the total amount shown as patient responsibility on this notice.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA60 Missing/incomplete/invalid patient relationship to insured.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA61 Missing/incomplete/invalid social security number or health insurance claim number.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA62 Alert: This is a telephone review decision.
Start: 1/1/1997 | Last Modified: 8/1/2007
Note: (Modified 4/1/07, 8/1/07)
MA63 Missing/incomplete/invalid principal diagnosis.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA64 Our records indicate that we should be the third payer for this claim. We cannot process this claim until we have received payment information from the primary and secondary payers.
Start: 1/1/1997
MA65 Missing/incomplete/invalid admitting diagnosis.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA66 Missing/incomplete/invalid principal procedure code.
Start: 1/1/1997 | Last Modified: 12/2/2004
Note: (Modified 12/2/04) Related to N303
MA67 Correction to a prior claim.
Start: 1/1/1997
MA68 Alert: We did not crossover this claim because the secondary insurance information on the claim was incomplete. Please supply complete information or use the PLANID of the insurer to assure correct and timely routing of the claim.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA69 Missing/incomplete/invalid remarks.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA70 Missing/incomplete/invalid provider representative signature.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA71 Missing/incomplete/invalid provider representative signature date.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA72 Alert: The patient overpaid you for these assigned services. You must issue the patient a refund within 30 days for the difference between his/her payment to you and the total of the amount shown as patient responsibility and as paid to the patient on this notice.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA73 Informational remittance associated with a Medicare demonstration. No payment issued under fee-for-service Medicare as patient has elected managed care.
Start: 1/1/1997
MA74 This payment replaces an earlier payment for this claim that was either lost, damaged or returned.
Start: 1/1/1997
MA75 Missing/incomplete/invalid patient or authorized representative signature.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA76 Missing/incomplete/invalid provider identifier for home health agency or hospice when physician is performing care plan oversight services.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03, 2/1/04)
MA77 Alert: The patient overpaid you. You must issue the patient a refund within 30 days for the difference between the patient’s payment less the total of our and other payer payments and the amount shown as patient responsibility on this notice.
Start: 1/1/1997 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
MA78 The patient overpaid you. You must issue the patient a refund within 30 days for the difference between our allowed amount total and the amount paid by the patient.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using MA59
MA79 Billed in excess of interim rate.
Start: 1/1/1997
MA80 Informational notice. No payment issued for this claim with this notice. Payment issued to the hospital by its intermediary for all services for this encounter under a demonstration project.
Start: 1/1/1997
MA81 Missing/incomplete/invalid provider/supplier signature.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA82 Missing/incomplete/invalid provider/supplier billing number/identifier or billing name, address, city, state, zip code, or phone number.
Start: 1/1/1997 | Stop: 6/2/2005
MA83 Did not indicate whether we are the primary or secondary payer.
Start: 1/1/1997 | Last Modified: 8/1/2005
Note: (Modified 8/1/05)
MA84 Patient identified as participating in the National Emphysema Treatment Trial but our records indicate that this patient is either not a participant, or has not yet been approved for this phase of the study. Contact Johns Hopkins University, the study coordinator, to resolve if there was a discrepancy.
Start: 1/1/1997
MA85 Our records indicate that a primary payer exists (other than ourselves); however, you did not complete or enter accurately the insurance plan/group/program name or identification number. Enter the PlanID when effective.
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using MA92
MA86 Missing/incomplete/invalid group or policy number of the insured for the primary coverage.
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using MA92
MA87 Missing/incomplete/invalid insured's name for the primary payer.
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using MA92
MA88 Missing/incomplete/invalid insured's address and/or telephone number for the primary payer.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA89 Missing/incomplete/invalid patient's relationship to the insured for the primary payer.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA90 Missing/incomplete/invalid employment status code for the primary insured.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03).
MA91 This determination is the result of the appeal you filed.
Start: 1/1/1997
MA92 Missing plan information for other insurance.
Start: 1/1/1997 | Last Modified: 2/1/2004
Note: (Modified 2/1/04) Related to N245
MA93 Non-PIP (Periodic Interim Payment) claim.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
MA94 Did not enter the statement “Attending physician not hospice employee” on the claim form to certify that the rendering physician is not an employee of the hospice.
Start: 1/1/1997 | Last Modified: 8/1/2005
Note: (Reactivated 4/1/04, Modified 8/1/05)
MA95 De-activate and refer to M51.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA96 Claim rejected. Coded as a Medicare Managed Care Demonstration but patient is not enrolled in a Medicare managed care plan.
Start: 1/1/1997
MA97 Missing/incomplete/invalid Medicare Managed Care Demonstration contract number or clinical trial registry number.
Start: 1/1/1997 | Last Modified: 2/29/2008
Note: (Modified 2/29/08)
MA98 Claim Rejected. Does not contain the correct Medicare Managed Care Demonstration contract number for this beneficiary.
Start: 1/1/1997 | Stop: 10/16/2003
Note: Consider using MA97
MA99 Missing/incomplete/invalid Medigap information.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA100Missing/incomplete/invalid date of current illness or symptoms
Start: 1/1/1997 | Last Modified: 3/30/2005
Note: (Modified 2/28/03, 3/30/05)
MA101A Skilled Nursing Facility (SNF) is responsible for payment of outside providers who furnish these services/supplies to residents.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
MA102Missing/incomplete/invalid name or provider identifier for the rendering/referring/ ordering/ supervising provider.
Start: 1/1/1997 | Stop: 8/1/2004
Note: Consider using M68
MA103Hemophilia Add On.
Start: 1/1/1997
MA104Missing/incomplete/invalid date the patient was last seen or the provider identifier of the attending physician.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using M128 or M57
MA105Missing/incomplete/invalid provider number for this place of service.
Start: 1/1/1997 | Stop: 6/2/2005
MA106PIP (Periodic Interim Payment) claim.
Start: 1/1/1997 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
MA107Paper claim contains more than three separate data items in field 19.
Start: 1/1/1997
MA108Paper claim contains more than one data item in field 23.
Start: 1/1/1997
MA109Claim processed in accordance with ambulatory surgical guidelines.
Start: 1/1/1997
MA110Missing/incomplete/invalid information on whether the diagnostic test(s) were performed by an outside entity or if no purchased tests are included on the claim.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA111Missing/incomplete/invalid purchase price of the test(s) and/or the performing laboratory's name and address.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA112Missing/incomplete/invalid group practice information.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA113Incomplete/invalid taxpayer identification number (TIN) submitted by you per the Internal Revenue Service. Your claims cannot be processed without your correct TIN, and you may not bill the patient pending correction of your TIN. There are no appeal rights for unprocessable claims, but you may resubmit this claim after you have notified this office of your correct TIN.
Start: 1/1/1997
MA114Missing/incomplete/invalid information on where the services were furnished.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA115Missing/incomplete/invalid physical location (name and address, or PIN) where the service(s) were rendered in a Health Professional Shortage Area (HPSA).
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA116Did not complete the statement 'Homebound' on the claim to validate whether laboratory services were performed at home or in an institution.
Start: 1/1/1997
Note: (Reactivated 4/1/04)
MA117This claim has been assessed a $1.00 user fee.
Start: 1/1/1997
MA118Coinsurance and/or deductible amounts apply to a claim for services or supplies furnished to a Medicare-eligible veteran through a facility of the Department of Veterans Affairs. No Medicare payment issued.
Start: 1/1/1997
MA119Provider level adjustment for late claim filing applies to this claim.
Start: 1/1/1997 | Stop: 5/1/2008 | Last Modified: 11/5/2007
Note: Consider using Reason Code B4
MA120Missing/incomplete/invalid CLIA certification number.
Start: 1/1/1997 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
MA121Missing/incomplete/invalid x-ray date.
Start: 1/1/1997 | Last Modified: 12/2/2004
Note: (Modified 12/2/04)
MA122Missing/incomplete/invalid initial treatment date.
Start: 1/1/1997 | Last Modified: 12/2/2004
Note: (Modified 12/2/04)
MA123Your center was not selected to participate in this study, therefore, we cannot pay for these services.
Start: 1/1/1997
MA124Processed for IME only.
Start: 1/1/1997 | Stop: 1/31/2004
Note: Consider using Reason Code 74
MA125Per legislation governing this program, payment constitutes payment in full.
Start: 1/1/1997
MA126Pancreas transplant not covered unless kidney transplant performed.
Start: 10/12/2001
MA127Reserved for future use.
Start: 10/12/2001 | Stop: 6/2/2005
MA128Missing/incomplete/invalid FDA approval number.
Start: 10/12/2001 | Last Modified: 3/30/2005
Note: (Modified 2/28/03, 3/30/05)
MA129This provider was not certified for this procedure on this date of service.
Start: 10/12/2001 | Stop: 1/31/2004 | Last Modified: 1/31/2004
Note: Consider using MA120 and Reason Code B7
MA130Your claim contains incomplete and/or invalid information, and no appeal rights are afforded because the claim is unprocessable. Please submit a new claim with the complete/correct information.
Start: 10/12/2001
MA131Physician already paid for services in conjunction with this demonstration claim. You must have the physician withdraw that claim and refund the payment before we can process your claim.
Start: 10/12/2001
MA132Adjustment to the pre-demonstration rate.
Start: 10/12/2001
MA133Claim overlaps inpatient stay. Rebill only those services rendered outside the inpatient stay.
Start: 10/12/2001
MA134Missing/incomplete/invalid provider number of the facility where the patient resides.
Start: 10/12/2001
N1 Alert: You may appeal this decision in writing within the required time limits following receipt of this notice by following the instructions included in your contract or plan benefit documents.
Start: 1/1/2000 | Last Modified: 4/1/2007
Note: (Modified 2/28/03, 4/1/07)
N2 This allowance has been made in accordance with the most appropriate course of treatment provision of the plan.
Start: 1/1/2000
N3 Missing consent form.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03) Related to N228
N4 Missing/incomplete/invalid prior insurance carrier EOB.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N5 EOB received from previous payer. Claim not on file.
Start: 1/1/2000
N6 Under FEHB law (U.S.C. 8904(b)), we cannot pay more for covered care than the amount Medicare would have allowed if the patient were enrolled in Medicare Part A and/or Medicare Part B.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N7 Processing of this claim/service has included consideration under Major Medical provisions.
Start: 1/1/2000
N8 Crossover claim denied by previous payer and complete claim data not forwarded. Resubmit this claim to this payer to provide adequate data for adjudication.
Start: 1/1/2000
N9 Adjustment represents the estimated amount a previous payer may pay.
Start: 1/1/2000 | Last Modified: 11/18/2005
Note: (Modified 11/18/05)
N10 Payment based on the findings of a review organization/professional consult/manual adjudication/medical or dental advisor.
Start: 1/1/2000 | Last Modified: 7/1/2008
Note: (Modified 10/31/02, 7/1/08)
N11 Denial reversed because of medical review.
Start: 1/1/2000
N12 Policy provides coverage supplemental to Medicare. As the member does not appear to be enrolled in the applicable part of Medicare, the member is responsible for payment of the portion of the charge that would have been covered by Medicare.
Start: 1/1/2000 | Last Modified: 8/1/2007
Note: (Modified 8/1/07)
N13 Payment based on professional/technical component modifier(s).
Start: 1/1/2000
N14 Payment based on a contractual amount or agreement, fee schedule, or maximum allowable amount.
Start: 1/1/2000 | Stop: 10/1/2007
Note: Consider using Reason Code 45
N15 Services for a newborn must be billed separately.
Start: 1/1/2000
N16 Family/member Out-of-Pocket maximum has been met. Payment based on a higher percentage.
Start: 1/1/2000
N17 Per admission deductible.
Start: 1/1/2000 | Stop: 8/1/2004
Note: Consider using Reason Code 1
N18 Payment based on the Medicare allowed amount.
Start: 1/1/2000 | Stop: 1/31/2004
Note: Consider using N14
N19 Procedure code incidental to primary procedure.
Start: 1/1/2000
N20 Service not payable with other service rendered on the same date.
Start: 1/1/2000
N21 Alert: Your line item has been separated into multiple lines to expedite handling.
Start: 1/1/2000 | Last Modified: 4/1/2007
Note: (Modified 8/1/05, 4/1/07)
N22 This procedure code was added/changed because it more accurately describes the services rendered.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 10/31/02, 2/28/03)
N23 Alert: Patient liability may be affected due to coordination of benefits with other carriers and/or maximum benefit provisions.
Start: 1/1/2000 | Last Modified: 4/1/2007
Note: (Modified 8/13/01, 4/1/07)
N24 Missing/incomplete/invalid Electronic Funds Transfer (EFT) banking information.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N25 This company has been contracted by your benefit plan to provide administrative claims payment services only. This company does not assume financial risk or obligation with respect to claims processed on behalf of your benefit plan.
Start: 1/1/2000
N26 Missing itemized bill/statement.
Start: 1/1/2000 | Last Modified: 7/1/2008
Note: (Modified 2/28/03, 7/1/2008) Related to N232
N27 Missing/incomplete/invalid treatment number.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N28 Consent form requirements not fulfilled.
Start: 1/1/2000
N29 Missing documentation/orders/notes/summary/report/chart.
Start: 1/1/2000 | Last Modified: 8/1/2005
Note: (Modified 2/28/03, 8/1/05) Related to N225
N30 Patient ineligible for this service.
Start: 1/1/2000 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
N31 Missing/incomplete/invalid prescribing provider identifier.
Start: 1/1/2000 | Last Modified: 12/2/2004
Note: (Modified 12/2/04)
N32 Claim must be submitted by the provider who rendered the service.
Start: 1/1/2000 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
N33 No record of health check prior to initiation of treatment.
Start: 1/1/2000
N34 Incorrect claim form/format for this service.
Start: 1/1/2000 | Last Modified: 11/18/2005
Note: (Modified 11/18/05)
N35 Program integrity/utilization review decision.
Start: 1/1/2000
N36 Claim must meet primary payer’s processing requirements before we can consider payment.
Start: 1/1/2000
N37 Missing/incomplete/invalid tooth number/letter.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N38 Missing/incomplete/invalid place of service.
Start: 1/1/2000 | Stop: 2/5/2005
Note: Consider using M77
N39 Procedure code is not compatible with tooth number/letter.
Start: 1/1/2000
N40 Missing radiology film(s)/image(s).
Start: 1/1/2000 | Last Modified: 7/1/2008
Note: (Modified 2/1/04, 7/1/08) Related to N242
N41 Authorization request denied.
Start: 1/1/2000 | Stop: 10/16/2003
Note: Consider using Reason Code 39
N42 No record of mental health assessment.
Start: 1/1/2000
N43 Bed hold or leave days exceeded.
Start: 1/1/2000
N44 Payer’s share of regulatory surcharges, assessments, allowances or health care-related taxes paid directly to the regulatory authority.
Start: 1/1/2000 | Stop: 10/16/2003
Note: Consider using Reason Code 137
N45 Payment based on authorized amount.
Start: 1/1/2000
N46 Missing/incomplete/invalid admission hour.
Start: 1/1/2000
N47 Claim conflicts with another inpatient stay.
Start: 1/1/2000
N48 Claim information does not agree with information received from other insurance carrier.
Start: 1/1/2000
N49 Court ordered coverage information needs validation.
Start: 1/1/2000
N50 Missing/incomplete/invalid discharge information.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N51 Electronic interchange agreement not on file for provider/submitter.
Start: 1/1/2000
N52 Patient not enrolled in the billing provider's managed care plan on the date of service.
Start: 1/1/2000
N53 Missing/incomplete/invalid point of pick-up address.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N54 Claim information is inconsistent with pre-certified/authorized services.
Start: 1/1/2000
N55 Procedures for billing with group/referring/performing providers were not followed.
Start: 1/1/2000
N56 Procedure code billed is not correct/valid for the services billed or the date of service billed.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N57 Missing/incomplete/invalid prescribing date.
Start: 1/1/2000 | Last Modified: 12/2/2004
Note: (Modified 12/2/04) Related to N304
N58 Missing/incomplete/invalid patient liability amount.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N59 Alert: Please refer to your provider manual for additional program and provider information.
Start: 1/1/2000 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
N60 A valid NDC is required for payment of drug claims effective October 02.
Start: 1/1/2000 | Stop: 1/31/2004
Note: Consider using M119
N61 Rebill services on separate claims.
Start: 1/1/2000
N62 Inpatient admission spans multiple rate periods. Resubmit separate claims.
Start: 1/1/2000
N63 Rebill services on separate claim lines.
Start: 1/1/2000
N64 The “from” and “to” dates must be different.
Start: 1/1/2000
N65 Procedure code or procedure rate count cannot be determined, or was not on file, for the date of service/provider.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N66 Missing/incomplete/invalid documentation.
Start: 1/1/2000 | Stop: 2/5/2005
Note: Consider using N29 or N225.
N67 Professional provider services not paid separately. Included in facility payment under a demonstration project. Apply to that facility for payment, or resubmit your claim if: the facility notifies you the patient was excluded from this demonstration; or if you furnished these services in another location on the date of the patient’s admission or discharge from a demonstration hospital. If services were furnished in a facility not involved in the demonstration on the same date the patient was discharged from or admitted to a demonstration facility, you must report the provider ID number for the non-demonstration facility on the new claim.
Start: 1/1/2000
N68 Prior payment being cancelled as we were subsequently notified this patient was covered by a demonstration project in this site of service. Professional services were included in the payment made to the facility. You must contact the facility for your payment. Prior payment made to you by the patient or another insurer for this claim must be refunded to the payer within 30 days.
Start: 1/1/2000
N69 PPS (Prospective Payment System) code changed by claims processing system. Insufficient visits or therapies.
Start: 1/1/2000 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
N70 Consolidated billing and payment applies.
Start: 1/1/2000 | Last Modified: 11/5/2007
Note: (Modified 2/28/02, 11/5/07)
N71 Your unassigned claim for a drug or biological, clinical diagnostic laboratory services or ambulance service was processed as an assigned claim. You are required by law to accept assignment for these types of claims.
Start: 1/1/2000 | Last Modified: 6/30/2003
Note: (Modified 2/21/02, 6/30/03)
N72 PPS (Prospective Payment System) code changed by medical reviewers. Not supported by clinical records.
Start: 1/1/2000 | Last Modified: 6/30/2003
Note: (Modified 6/30/03)
N73 A Skilled Nursing Facility is responsible for payment of outside providers who furnish these services/supplies under arrangement to its residents.
Start: 1/1/2000 | Stop: 1/31/2004
Note: Consider using MA101 or N200
N74 Resubmit with multiple claims, each claim covering services provided in only one calendar month.
Start: 1/1/2000
N75 Missing/incomplete/invalid tooth surface information.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N76 Missing/incomplete/invalid number of riders.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N77 Missing/incomplete/invalid designated provider number.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N78 The necessary components of the child and teen checkup (EPSDT) were not completed.
Start: 1/1/2000
N79 Service billed is not compatible with patient location information.
Start: 1/1/2000
N80 Missing/incomplete/invalid prenatal screening information.
Start: 1/1/2000 | Last Modified: 2/28/2003
Note: (Modified 2/28/03)
N81 Procedure billed is not compatible with tooth surface code.
Start: 1/1/2000
N82 Provider must accept insurance payment as payment in full when a third party payer contract specifies full reimbursement.
Start: 1/1/2000
N83 No appeal rights. Adjudicative decision based on the provisions of a demonstration project.
Start: 1/1/2000
N84 Alert: Further installment payments are forthcoming.
Start: 1/1/2000 | Last Modified: 4/1/2007
Note: (Modified 4/1/07, 8/1/07)
N85 Alert: This is the final installment payment.
Start: 1/1/2000 | Last Modified: 4/1/2007
Note: (Modified 4/1/07, 8/1/07)
N86 A failed trial of pelvic muscle exercise training is required in order for biofeedback training for the treatment of urinary incontinence to be covered.
Start: 1/1/2000
N87 Home use of biofeedback therapy is not covered.
Start: 1/1/2000
N88 Alert: This payment is being made conditionally. An HHA episode of care notice has been filed for this patient. When a patient is treated under a HHA episode of care, consolidated billing requires that certain therapy services and supplies, such as this, be included in the HHA's payment. This payment will need to be recouped from you if we establish that the patient is concurrently receiving treatment under a HHA episode of care.
Start: 1/1/2000 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
N89 Alert: Payment information for this claim has been forwarded to more than one other payer, but format limitations permit only one of the secondary payers to be identified in this remittance advice.
Start: 1/1/2000 | Last Modified: 4/1/2007
Note: (Modified 4/1/07)
N90 Covered only when performed by the attending physician.
Start: 1/1/2000
N91 Services not included in the appeal review.
Start: 1/1/2000