Denial code

CARC 23 denial code: meaning & whether to appeal

CARC 23: the exact X12 wording, how it is classified, and whether it is worth appealing.

Appealant EditorialX12 verified3 min read

What CARC 23 means

The impact of prior payer(s) adjudication including payments and/or adjustments.

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.

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