Healthcare Trust of America, Inc. is a real estate investment trust. The Company is an owner and operator of medical office buildings (MOBs) in the United States. The Company focuses on owning and operating MOBs that serve healthcare delivery and are located on health system campuses, near university medical centers, or in community core outpatient locations. The Company's portfolio consists of approximately 24.9 million square feet of gross leasable area. The Company's portfolio includes MOBs, such as single-tenant and multi-tenant, and other healthcare facilities, such as hospitals and senior care. The Company owns real estate located across 33 states. The Company's properties are located in various states of the United States, such as Alabama, Arizona, California, Colorado, Arizona, Georgia, Hawaii, Illinois, Indiana, Kansas, Maryland, Michigan, Minnesota, Nevada, New Mexico, North Carolina, Ohio, Oklahoma, Oregon, South Carolina, Texas, Utah, Virginia and Wisconsin.