TRICARE Open Season is the annual period when you can enroll in or change your health care coverage for the next year. In 2021, TRICARE Open Season begins Nov. 8 and ends Dec. 13. Any enrollment changes you make will go into effect on Jan. 1, 2022. Open season applies to anyone enrolled in or eligible for a TRICARE Prime option or TRICARE Select.
To learn more, visit: https://tricare.mil/openseason.