Denied for failure of this provider, another provider or the subscriber to supply requested information to a previous payer for their adjudication.
Group code
CO, PI or PR
Category
Documentation
Risk level
High
Appealable
Yes
Common RARC pairings
RARCs (Remittance Advice Remark Codes) provide the specific reason detail alongside CARC 228 on the 835 electronic remittance. These are the RARCs seen most often with this CARC.
| RARC | Meaning |
|---|---|
| N555 | Missing medication list. |
| N556 | Incomplete/invalid medication list. |
See the full resolution workflow for CARC 228
Members of the EDI-Code Intelligence Lab get the step-by-step rework path, appeal language, root-cause drivers, and prevention checklist for every CARC and RARC pairing, plus payer-specific quirks.
Open in EDI Lab