OA-225: Penalty or Interest Payment by Payer

What Does OA-225 Mean?

OA-225 is used when the penalty or interest payment does not fit the standard contractual obligation category within the encounter reporting structure. This may occur in government program encounter reporting where the penalty follows a regulatory framework rather than a standard commercial contract.

CARC 225 is a specialized adjustment code used exclusively for plan-to-plan encounter reporting within the 837 transaction format. Unlike most CARC codes that represent claim denials or adjustments affecting provider reimbursement, CARC 225 documents penalty or interest payments that one health plan makes to another. It is essentially a bookkeeping code for inter-plan financial transactions.

This code appears in managed care environments where health plans exchange encounter data — such as Medicare Advantage plans reporting to CMS, Medicaid managed care organizations reporting to state agencies, or commercial plans reporting to delegated entities. When a plan fails to meet contractual processing deadlines or prompt payment requirements, the resulting penalty or interest payment is documented using CARC 225 in the encounter data.

Because CARC 225 operates at the plan level rather than the provider level, most billing office staff will rarely encounter it. When it does appear, it typically indicates that the encounter data you are reviewing includes plan-level financial transactions rather than standard claim adjudication information. The practical impact on provider revenue is generally indirect — the penalty reflects the payer's compliance performance rather than a direct deduction from your payment.

How to Resolve

Verify the penalty or interest amount is correctly recorded in the encounter data and dispute with the originating plan if the penalty was applied in error.

1. Identify the regulatory framework Determine which government program regulation or encounter reporting rule triggered the OA-225 adjustment.
2. Ensure proper encounter reporting Verify the penalty is correctly formatted in the 837 encounter transaction per the applicable program's reporting requirements.

Common RARC Pairings

The RARC code tells you exactly what triggered the OA-225:

How to Prevent OA-225

• Stay current with government program encounter reporting requirements and deadlines
• Implement automated encounter data validation to catch formatting errors before submission

Also Filed As

The same CARC 225 may appear with different Group Codes:

Related Denial Codes