40Denial Code (CARC)Active
Effective 01/01/1995 · Updated 07/01/2017

CO 40 Denial Code - Emergent Care Qualifications

Code 40 indicates the payer has determined that the billed service does not qualify as emergent or urgent care. This means that the claim was processed under the assumption that the service was elective or non-urgent, impacting reimbursement.

Who Pays: Group Code Liability

For code 40, the group code is typically CO, meaning the provider must write off the amount. The patient should not be billed for this adjustment as it is considered a contractual obligation.

Why Claims Get Code 40

  • The service was billed with a code that does not align with the payer's criteria for emergency care.
  • Documentation did not adequately support the emergent nature of the service.
  • The claim lacked necessary authorization for emergent care services.
  • The payer's policy does not recognize the provided service as urgent care.
  • Incorrect patient information led to a misclassification of the service's urgency.

How to Fix & Resubmit

  1. Verify the documentation supports the service as emergent or urgent care.
  2. Check if the service code aligns with the payer's list for emergent care qualifications.
  3. Review the payer's policy for emergency care to ensure compliance.
  4. Contact the payer for clarification if the denial seems incorrect based on documentation.
  5. If appropriate, gather additional documentation and submit a corrected claim or an appeal.

Corrected Claim or Appeal?

Submit a corrected claim if documentation or coding errors are identified. An appeal is necessary if the payer's determination conflicts with the provided documentation supporting emergent care.

Preventing Future 40 Denials

  • Ensure accurate coding that reflects the urgency of care provided.
  • Maintain thorough documentation supporting the emergent nature of services.
  • Verify pre-authorization requirements for emergency services with each payer.
  • Regularly review payer policies on emergent and urgent care qualifications.