Premier Health (Premier Health Partners) is one of the largest nonprofit integrated health systems in southwest Ohio, headquartered in Dayton. Formed in 1995, it operates a network of hospitals — including Miami Valley Hospital and its North and South campuses, Atrium Medical Center, and Upper Valley Medical Center — along with more than 130 outpatient and physician locations, CompuNet Clinical Laboratories, and Fidelity Health Care home-care services. It is one of the region's largest employers.