56Denial Code (CARC)Active
Denial Code CO 56 - Procedure Not Proven Effective
Code 56 indicates that the payer has determined the procedure or treatment is not proven effective based on their criteria. You'll see this when a service is denied because it lacks sufficient evidence of efficacy according to the payer's policies.
Who Pays: Group Code Liability
For code 56, the group code is typically CO, meaning the provider must write off the amount and cannot bill the patient. However, if the patient's plan explicitly states they are responsible for unproven treatments, PR may apply, making it patient responsibility.
Why Claims Get Code 56
- The procedure lacks sufficient clinical evidence to support its effectiveness according to the payer's standards.
- The payer's coverage policy specifically excludes the treatment as experimental or investigational.
- The procedure is new or emerging and not yet widely accepted as standard care.
- The documentation submitted did not adequately demonstrate the treatment's effectiveness.
- The payer has outdated or overly restrictive criteria that do not recognize recent evidence.
How to Fix & Resubmit
- Verify the payer's specific policy regarding the procedure or treatment to confirm the denial reason.
- Review all submitted documentation to ensure it clearly supports the procedure's efficacy.
- If the denial is due to outdated criteria, gather recent clinical evidence or guidelines supporting the treatment's effectiveness.
- Contact the payer for clarification if the denial reason is unclear or seems incorrect.
- Prepare and submit an appeal with any additional supporting documentation or evidence, if applicable.
Corrected Claim or Appeal?
For code 56, a formal appeal is often necessary if you can provide further evidence of the procedure's effectiveness. A corrected claim is unlikely to resolve the issue unless there was a documentation error.
Preventing Future 56 Denials
- Ensure all documentation clearly supports the clinical effectiveness of the procedure before submission.
- Stay updated on payer policies regarding coverage of new and emerging treatments.
- Train staff to recognize procedures that may be deemed experimental and require additional justification.
- Regularly review denied claims to identify patterns and update documentation practices accordingly.