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170
CO - Contractual ObligationProvider
Denial Code CO-170: Denied - Not Authorized Provider Type
What Does Code 170 Mean?
Payment is denied when performed/billed by this type of provider. The payer does not cover this service when performed by the billing provider's specialty.
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?
The provider type is not authorized to perform or bill for this particular service.
How to Resolve It
- 1Verify which provider types can bill for this service
- 2Have an eligible provider bill for the service if appropriate
- 3Appeal if the provider type restriction is incorrect
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