Overview. Prime Healthcare is an award-winning health system headquartered in Ontario, California. Prime Healthcare operates 51 hospitals and has more than 360 outpatient locations in 14 states providing more than 2.5 million patient visits annually. It is one of the nation’s leading health systems with nearly 57,000 employees and physicians. Eighteen of the Prime Healthcare hospitals are members of the Prime Healthcare Foundation, a 501(c)(3) no...
