CARC240ReferenceCurrentVerified Aug 15, 2026CARC 240
AR Guide Workflow
Coding & Modifiers
The payer identified a coding issue — a mismatched or missing modifier, an inconsistent diagnosis, a revenue-code mismatch, or an unbundled service.
AR Guide explanation
What it means
The diagnosis is inconsistent with the patient's birth weight.
AR Guide knowledge
Common denial category
Coding & Modifiers — The payer identified a coding issue — a mismatched or missing modifier, an inconsistent diagnosis, a revenue-code mismatch, or an unbundled service.
AR Guide knowledge
Common causes
- Birth weight not documented
- Diagnosis not consistent with documented birth weight
AR Guide knowledge
What AR should verify
- Verify the documented birth weight
- Confirm the diagnosis matches the birth weight
AR Guide knowledge
Recommended action
- Correct the diagnosis or birth weight data and 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.