SSM Health is a Catholic, not-for-profit United States health care system with 11,000 providers and nearly 39,000 employees in four states, including Wisconsin, Oklahoma, Illinois, and Missouri. Based in St. Louis, Missouri, SSM Health owns hospitals, pediatric medical centers, outpatient centers, clinics, surgery centers, nursing homes, assisted living facilities, physician offices, emergency centers, rehabilitation facilities, urgent care centers, home care, and hospice.