TRICARE Service Center to Keesler Medical Center Published Sept. 5, 2013 By Maj. Paul Jones 81st Medical Support Squadron KEESLER AIR FORCE BASE, Miss. -- The TRICARE Service Center, currently located on DeBuys Road in Biloxi, moves to Room 1A222 in Keesler Medical Center Sept. 16. TRICARE is a partnership contract between the Department of Defense and a civilian managed care contractor (Humana Military Healthcare Services), with services provided by both military doctors and participating contract doctors and facilities. TRICARE is designed to enhance access, preserve quality, and reduce costs for patients and the government. All TRICARE-eligible beneficiaries who want to be seen at Keesler Medical Center must register in Keesler CHCS, the hospital computer system. All active-duty members assigned to Keesler can enroll in TRICARE Prime at Keesler. Patient registration and enrollment for active-duty members and their families also is located in Room 1A222 in the medical center. The service center assists with enrollment issues for all other beneficiaries, including retirees.