How do I file an appeal for a denied medical claim?

Follow the instructions on your explanation of benefits (EOB) or your determination letter for your claim. Then send your appealThe action you take if you don’t agree with a decision made about your benefit. to your TRICARE contractor. Visit the Appeals Address page for a list of addresses. Your appeal must have a postmark within 90-calendar days from the date on your EOB or determination letter.  To learn more, visit the File a Complaint page.

For issues you can't appeal (for example, concerns with the quality of health care you received, complaints about a provider or facility) visit the Grievance page.