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CARC Code Reference

CARC 185: The rendering provider is not eligible to perform the service billed. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.

The rendering provider is not eligible to perform the service billed. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.

Group code CO, PI or PR
Category Credentialing/Enrollment
Risk level High
Appealable Yes

Common RARC pairings

RARCs (Remittance Advice Remark Codes) provide the specific reason detail alongside CARC 185 on the 835 electronic remittance. These are the RARCs seen most often with this CARC.

RARCMeaning
N95 This provider type/provider specialty may not bill this service.
N386 This decision was based on a National Coverage Determination (NCD). An NCD provides a coverage determination as to whether a particular item or service is covered. Visit CMS.gov and search for Medicare Coverage Database to find a copy of the policy.
N448 This drug/service/supply is not included in the fee schedule or contracted/legislated fee arrangement.
N450 Covered only when performed by the primary treating physician or the designee.
N570 Missing/incomplete/invalid credentialing data.
N684 Payment denied as this is a specialty claim submitted as a general claim.
N767 The Medicaid state requires provider to be enrolled in the member's Medicaid state program prior to any claim benefits being processed.
N790 Provider/supplier not accredited for product/service.

See the full resolution workflow for CARC 185

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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