AGAR Guide
CARC208ReferenceCurrentVerified Aug 15, 2026

CARC 208

AR Guide Workflow

Missing Information

The claim was missing required information or had a submission or billing error, so the payer could not process it. This is usually a correction, not an appeal.

Open denial workflow

AR Guide explanation

What it means

The National Provider Identifier (NPI) was not matched.

AR Guide knowledge

Common denial category

Missing Information — The claim was missing required information or had a submission or billing error, so the payer could not process it. This is usually a correction, not an appeal.

AR Guide knowledge

Common causes

  • NPI typo
  • Provider enrollment not active
  • NPI not matched to the payer's records

AR Guide knowledge

What AR should verify

  1. Verify the NPI against the provider's enrollment
  2. Confirm the provider is enrolled with the payer

AR Guide knowledge

Recommended action

  1. Correct the NPI or complete provider enrollment, then resubmit

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.