RARCN38ReferenceHistorical / DeactivatedVerified Aug 15, 2026RARC N38
Historical / Deactivated code: Heads up
RARC N38 is no longer valid for current transactions. It may still appear on older remittance advices — treat it as reference for historical documents only.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
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 explanation
What it means
The place of service is missing, incomplete, or invalid.
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 usage
- Claims with POS issues (often with CARC 16)
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.