Duplicate of a claim processed, or to be processed, as a crossover claim.
Code type
RARC (Remark)
Category
Duplicate
Common CARC pairings
RARCs like N522 ride alongside CARCs on the 835 electronic remittance advice. These are the CARC denials RARC N522 is most often paired with.
| CARC | Meaning |
|---|---|
| 18 | Exact duplicate claim/service (Use only with Group Code OA except where state workers' compensation regulations requires CO) |
See the full resolution workflow for RARC N522
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.
Open in EDI Lab