CARC 109 denial code: meaning & whether to appeal (verified)
What CARC 109 means
Claim/service not covered by this payer/contractor. You must send the claim/service to the correct payer/contractor.
Verbatim description from the official X12 Claim Adjustment Reason Codes list.
Classification
Denial class: coordination of benefits
Appealability verdict
Appealable — coordination of benefits
What to know
Usually resolved by establishing the correct order of benefits — the other carrier's explanation of benefits and current coverage records are the key documents.