Denials

CO11 denial code description and corrective action

Diagnosis code is inconsistent with the procedure. Description This denial occurs when the diagnosis code billed is not compatible with the procedure. Diagnosis codes represent the illness or condition, while procedure codes represent the treatment or service provided. If the diagnosis and procedure codes do not align appropriately, the claim will be denied. For example,

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CO19 denial code description and corrective action

This is a work related injury/illness, so liability of worker compensation. Description This denial mostly occurs when a claim is billed to a commercial payer, but the injury or illness is actually related to worker’s compensation. Sometimes, even if the illness is not work-related, using an incorrect diagnosis that indicates a work-related injury can also

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CO8 denial code description and corrective action

Procedure code is inconsistent with Provider’s type/specialty/taxonomy. Description This denial occurs when the procedure code billed is not compatible with provider’s specialty, taxonomy.. Each provider has a specialty in a specific field of medicine, such as cardiology, podiatry, physical therapy, or psychology etc. If a procedure code is billed that does not fall within the

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