Hospitals and Health Care Facilities - As enacted, defines a home for the aged that houses three or fewer nonrelated persons as a tier 1 home for the aged that is subject to licensure and regulation by the department of intellectual and developmental disabilities; defines a home for the aged that houses four or more nonrelated persons as a tier 2 home for the aged that is subject to licensure and regulation by the health facilities commission; makes other related changes to the meaning of a home for the aged. - Amends TCA Title 68.