How does RARC N639 pair with CARCs?

RARC N639 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 N639: Reimbursement has been made according to the inpatient rehabilitation facilities fee schedule.

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

Reimbursement has been made according to the inpatient rehabilitation facilities fee schedule.

Code type RARC (Remark)

Category Reference

See the full resolution workflow for RARC N639

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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