Payment denied for exacerbation when supporting documentation was not complete. To be used for Property and Casualty only.
Group code
CO or PI
Category
Documentation
Risk level
High
Appealable
Review Required
Common RARC pairings
RARCs (Remittance Advice Remark Codes) provide the specific reason detail alongside CARC P30 on the 835 electronic remittance. These are the RARCs seen most often with this CARC.
| RARC | Meaning |
|---|---|
| M127 | Missing patient medical record for this service. |
| N163 | Medical record does not support code billed per the code definition. |
| N224 | Incomplete/invalid documentation of benefit to the patient during initial treatment period. |
| N683 | Missing/Incomplete/Invalid prior treatment documentation. |
| N709 | Incomplete/invalid notes. |
| N710 | Missing notes. |
See the full resolution workflow for CARC P30
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.
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