Dignity Health is a California-based not-for-profit public-benefit corporation that operates hospitals and ancillary care facilities in 3 states. As such, it is exempt from federal and state income taxes. Dignity Health is the fifth largest hospital system in the nation and the largest not-for-profit hospital provider in California. Dignity Health was founded in 1986 by the Sisters of Mercy under the name Catholic Healthcare West. From the time of its founding, and until 2012, the company was an official ministry of the Roman Catholic Church. In 2012, the companys corporate governance structure changed, moving it out of the Catholic Church and resulting in a name change to Dignity Health. Dignity Health is the official health care provider of the San Francisco Giants. It provides services to minor and major league players, and has a clinic at AT&T Park that offers urgent care and physical therapy services to fans and the surrounding community.