What does a Correct Coding Modifier (CCM) indicator of "0" signify?

A Correct Coding Modifier (CCM) indicator of "0" signifies that a modifier is not allowed and will not bypass the edits. This means that procedures or services that have a "0" indicator must adhere strictly to the established coding guidelines and cannot utilize any modifier to alter or bypass those predetermined policies.

The significance of the "0" indicator lies in its role in maintaining the integrity of coding practices. When a service or procedure is assigned a "0" indicator, it indicates that there are no exceptions or modifications permitted for those specific codes, ensuring that coding is done accurately and in compliance with regulations. This helps prevent fraudulent billing practices and ensures that services meet the necessary medical necessity criteria without alteration.

Understanding these indicators is crucial for medical auditors and coders as they help them navigate the complex landscape of coding rules and regulations, ensuring that claims submitted to payers are defensible and compliant with current guidelines.