AGAR Guide
CARC170ReferenceCurrentVerified Aug 15, 2026

CARC 170

AR Guide Workflow

Provider & Credentialing

The provider type, enrollment, credentialing, network status, or facility certification does not support payment for the service billed.

Open denial workflow

AR Guide explanation

What it means

Payment is denied when the service is performed or billed by this type of provider.

AR Guide knowledge

Common denial category

Provider & Credentialing — The provider type, enrollment, credentialing, network status, or facility certification does not support payment for the service billed.

AR Guide knowledge

Common causes

  • Provider type not recognized for the service
  • Provider not credentialed for the service type

AR Guide knowledge

What AR should verify

  1. Confirm the provider type can bill the service
  2. Check the rendering vs. billing provider on the claim

AR Guide knowledge

Recommended action

  1. Correct the provider information and resubmit
  2. If the arrangement is correct, appeal with provider credentials

About this guidance: Note

AR Guide knowledge is general reference content written by our team — it is not payer-specific policy and never replaces the payer’s documentation or your contract. Always confirm specifics with the payer.