How does RARC N373 pair with CARCs?

RARC N373 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 N373: It has been determined that another payer paid the services as primary when they were not the primary payer. Therefore, we are refunding to the payer that paid as primary on your behalf.

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

It has been determined that another payer paid the services as primary when they were not the primary payer. Therefore, we are refunding to the payer that paid as primary on your behalf.

Code type RARC (Remark)

Category Reference

See the full resolution workflow for RARC N373

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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