RARCN29ReferenceHistorical / DeactivatedVerified Aug 15, 2026RARC N29
Historical / Deactivated code: Heads up
RARC N29 is no longer valid for current transactions. It may still appear on older remittance advices — treat it as reference for historical documents only.
AR Guide Workflow
Documentation Required
The payer requested medical records, orders, notes, certificates, or other documentation before it will process the claim.
AR Guide explanation
What it means
Documentation, orders, notes, summaries, reports, or charts are missing.
AR Guide knowledge
Common denial category
Documentation Required — The payer requested medical records, orders, notes, certificates, or other documentation before it will process the claim.
AR Guide knowledge
Common usage
- Medical necessity and documentation denials
- Often accompanies CARC 16 or CARC 50
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.