The most recent appropriations for the Department of War expired at 11:59 p.m. EST on September 30, 2025. Military personnel will continue in a normal duty status without pay until such time as a continuing resolution or appropriations are passed by Congress and signed into law. Civilian personnel not engaged in excepted activities will be placed in a non-work, non-pay status.
Our military hospital remains open and we’re continuing to provide healthcare services. Scheduled appointments and procedures are proceeding as planned, and new appointments continue to be booked. For the latest information regarding TRICARE benefits during this period, please visit www.tricare.mil/shutdown

Please be assured, our commitment to providing exceptional care to you remains our highest priority.

Health Services

Beneficiary Services

Beneficiary Services is located in the hallway between Internal Medicine and Radiology. We provide a wide range of services including new patient registration, admissions and discharges, birth certificates, assistance with TRICARE claims and questions, and requests for copies of medical records. For TRICARE-related questions, contact Humana Military at 1-800-444-5445 or visit the Keesler Health Benefit Advisors, Monday-Friday, 7:30 a.m. to 4 p.m. To enroll or to transfer your TRICARE Prime enrollment to Keesler Medical Center, please visit TRICARE or contact Humana Military at 1-800-444-5445.

Contact Us

Beneficiary Services 
Monday-Friday 
7:30 a.m. to 4 p.m.  

Health Benefits Advisors: 
Monday-Friday 
7:30 a.m. to 4 p.m.  

Medical Records: 
Monday-Friday 
7:30 a.m. to 4 p.m.  

Admissions and Dispositions: 
Phone 
228-376-4742 
228-376-4743 

Inpatient Records: 
Phone 
228-376-3321 

Outpatient Records: 
Phone 
228-376-4733 

Release of Information: 
Phone 
228-376-4733 

Don't forget to keep your family's information up to date in DEERS!