How does RARC M39 pair with CARCs?

RARC M39 is a remark code that appears alongside CARCs on the 835 electronic remittance advice to provide detail about the adjustment.

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RARC Code Reference

RARC M39: Alert: The patient is not liable for payment of this service as the advance notice of non-coverage you provided the patient did not comply with program requirements.

By Mindy Corbett, CSPO, CPC, CPB, CPPM · Last updated: August 2026

Alert: The patient is not liable for payment of this service as the advance notice of non-coverage you provided the patient did not comply with program requirements.

Code type RARC (Remark)

Category Reference

See the full resolution workflow for RARC M39

Members of the EDI-Code Intelligence Lab get the step-by-step rework path, appeal language, root-cause drivers, and prevention checklist for every RARC and CARC pairing, plus payer-specific quirks.

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