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N469 Remark Code: MMA Section 935 Appeal Process Alert

N469 is an alert that the claim or service is subject to the appeal process described in section 935 of the Medicare Prescription Drug, Improvement, and Modernization Act of 2003 (MMA). It usually appears on Medicare overpayment adjustments and signals that section 935 protections on recoupment during appeal may apply.

Quick facts

Code
N469 (RARC N469)
Status
Active In use since July 1, 2008.
Code set
Remittance Advice Remark Codes (RARC)
Group codes
  • CO (Contractual Obligation): The adjustment, typically an overpayment, is a provider liability, and section 935 governs how recovery interacts with an appeal.
Official description
Alert: Claim/Service(s) subject to appeal process, see section 935 of Medicare Prescription Drug, Improvement, and Modernization Act of 2003 (MMA).
X12 Remittance Advice Remark Codes, retrieved September 25, 2026
Last verified
against the official X12 list.

What N469 means

N469 is informational. It tells you that Medicare’s adjustment on this claim, usually an overpayment determination, falls under the appeal process defined in section 935 of the MMA. That section changed how overpayment recovery interacts with appeals, most notably by limiting recoupment while early-level appeals are pending if they are filed on time.

What to do

  1. Read the overpayment notice that goes with the adjustment. It will list the amount, the reason, and the appeal deadlines.
  2. Decide whether to appeal. Review the finding against the medical record and billing.
  3. File on time if you want the recoupment protection. The protection depends on meeting the time frames stated in the notice.
  4. Track recoupment on upcoming remittances so you can spot offsets and confirm they stop or resume as expected.

N469 does not tell you whether the underlying decision is right; it tells you which rules apply if you challenge it. Keep appeal deadlines on a calendar the day the notice arrives.

Codes that may appear with N469

  • CO-50 (These are non-covered services because this is not deemed a 'medical necessity' by the payer.): An overpayment determination based on medical necessity, which can then be appealed under the section 935 process.
  • CO-216 (Based on the findings of a review organization or the payer's findings.): An adjustment based on review organization or payer findings.
  • N432 (Alert: Adjustment based on a Recovery Audit.): An alert that the adjustment came from a Recovery Audit.
  • N210 (Alert: You may appeal this decision.): A general alert that you may appeal the decision.

N469 FAQ

What does section 935 do?

Among other things, it limits Medicare's ability to recoup an overpayment while a provider pursues the first two levels of appeal, redetermination and reconsideration, when those appeals are filed within the required time frames.

Does filing an appeal stop recoupment automatically?

Only if the appeal is filed within the time limits that trigger the protection. Late appeals may not stop recoupment, so check the dates in the overpayment notice.

Is interest involved?

Interest rules can apply to overpayments and, if the decision is reversed, to amounts recouped. The details are in the overpayment notice and Medicare guidance.