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CARC Code Reference

CARC 177: Patient has not met the required eligibility requirements.

Patient has not met the required eligibility requirements.

Group code CO, PI or PR
Category Patient Eligibility
Risk level High
Appealable Review Required

Common RARC pairings

RARCs (Remittance Advice Remark Codes) provide the specific reason detail alongside CARC 177 on the 835 electronic remittance. These are the RARCs seen most often with this CARC.

RARCMeaning
N10 Adjustment based on the findings of a review organization/professional consult/manual adjudication/medical advisor/dental advisor/peer review.
N375 Missing/incomplete/invalid questionnaire/information required to determine dependent eligibility.
N503 Missing Work Status Report.

See the full resolution workflow for CARC 177

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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