Starfleet Medical Headquarters

Starfleet Medical Headquarters (also known as the MedArts complex) was the name of the building (or buildings) located in the Starfleet Headquarters complex in San Francisco, which housed the main offices of Starfleet Medical Division. 

Dr. Leonard McCoy kept an office in the complex in the early 2280s, as did his psychiatric division colleague, Dr. Krista Sivertsen.