This Manual (DoD 6015.1-M) is reissued under the authority of DoD Instruction 6015.23, "Delivery of Healthcare at Military Treatment Facilities (MTFs)," December 9, 1996. It prescribes a uniform glossary of healthcare terminology for use throughout the Department of Defense. This Manual applies to the Office of the Secretary of Defense (OSD), the TRICARE Management Activity, the Military Departments, the Chairman of the Joint Chiefs of Staff, the Combatant Commands, the Defense Agencies, and the DoD Field Activities.