OSF HealthCare is an integrated health system that was founded by The Sisters of the Third Order of St. Francis. Headquartered in Peoria, Illinois, OSF HealthCare employs almost 24,000 Mission Partners in 159 locations, including 16 hospitals throughout Illinois and Michigan. The OSF HealthCare physician network employs more than 2,050 primary care, specialist and advanced practice providers. We have family medicine openings throughout the communities that we serve in Illinois and Michigan.