RARCN111ReferenceCurrentVerified Aug 15, 2026RARC N111
AR Guide Workflow
Duplicate Claims
The payer identified the claim as a duplicate of a previously processed claim. Verify the original before doing anything — this is often a no-action item.
AR Guide explanation
What it means
No appeal right except for a duplicate claim/service issue; the service was included in a previously billed claim.
AR Guide knowledge
Common denial category
Duplicate Claims — The payer identified the claim as a duplicate of a previously processed claim. Verify the original before doing anything — this is often a no-action item.
AR Guide knowledge
Common usage
- Duplicate claim denials (often with CARC 18)
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.