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182
CO - Contractual ObligationCoding/Billing
Denial Code CO-182: Procedure Modifier Invalid
What Does Code 182 Mean?
The procedure modifier was invalid on the date of service. The modifier used is not valid for the time period or is not recognized.
Group Code CO (Contractual Obligation): The provider has agreed to accept the payer's determination. The patient is generally not responsible for this amount.
Why Does This Happen?
An outdated, incorrect, or inapplicable modifier was used.
How to Resolve It
- 1Review current modifier guidelines
- 2Correct the modifier and resubmit
- 3Verify the modifier is valid for the CPT code billed
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