2. What does Medicare Part A cover? Posted on September 11, 2017 at 11:55 am.Written by advantage_admin It covers semi-private rooms, food, general nursing and other services, and hospital supplies. This includes health care services received at: intensive care hospitals critical access hospitals inpatient rehabilitation centers long-term care hospitals health care for patients who have been hospitalized as part of an authorized clinical research project inpatient mental health services Post navigation 1. What is Medicare Part A?3. What is not covered by Medicare Part A?