Which of the following is NOT a component of Medicare Part A?

Medicare Part A primarily covers inpatient services, which include hospital stays, skilled nursing facility care, home health care services, and hospice care. Each of these components fits within the framework of Medicare Part A as it focuses on providing care that is needed after an individual has been admitted to a hospital or requires specific types of care related to post-hospitalization.

Outpatient services, on the other hand, are not covered by Medicare Part A; these are typically associated with Medicare Part B. Part B deals with preventive care, outpatient care, and other services that do not require hospital admission. Thus, the absence of outpatient services from the list of components under Medicare Part A directly identifies it as the correct choice that does not belong to that part of Medicare.