US Navy

The United States Navy Medical Service Corps is a staff corps of the U.S. Navy, consisting of officers engaged in medical support duties. It includes healthcare scientists and researchers, comprising around 60% of its personnel, and healthcare administrators, comprising the remaining 40%. Many of the latter are former enlisted hospital corpsmen, the Medical Service Corps Inservice Procurement Program being one of several routes from enlisted service to commissioned status. The Medical Service Corps has around 2,600 serving commissioned officers.