CARC163ReferenceCurrentVerified Aug 15, 2026CARC 163
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 attachment or other documentation referenced on the claim was not received.
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
- Supporting documentation not sent with the claim
- Documentation sent to the wrong address
- Fax/portal submission failed
AR Guide knowledge
What AR should verify
- Confirm what documentation was requested
- Check submission logs for the attachment
AR Guide knowledge
Recommended action
- Resubmit the claim with the requested documentation
- Use the payer's preferred documentation submission channel
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.