The United States Navy Medical Service Corps is a staff corps of the U.S. Navy, consisting of officers engaged in medical support duties.

[3] Many of the latter are former enlisted hospital corpsmen, the Medical Service Corps Inservice Procurement Program (MSC-IPP) being one of several routes from enlisted service to commissioned status.

[4] [5] The Medical Service Corps actively supports the Navy and Marine Corps team and Navy Medicine’s readiness and health benefits missions with a community of active duty and reserve component professionals.

The Navy Medical Service Corps was created on 4 August 1947 by act of the United States Congress.

Originally it had four specialist sections: Supply and Administration, Optometry, Allied Sciences, and Pharmacy.