How does RARC N366 pair with CARCs?

RARC N366 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 N366: Requested information not provided. The claim will be reopened if the information previously requested is submitted within one year after the date of this denial notice.

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

Requested information not provided. The claim will be reopened if the information previously requested is submitted within one year after the date of this denial notice.

Code type RARC (Remark)

Category Reference

See the full resolution workflow for RARC N366

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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