MARY MEDICAL CENTER October 26, 2021. OSF HEALTHCARE REQUESTS COMMUNITY INPUT ON HEALTH NEEDS SURVEY September 13, 2021. OSF HeathCare St. Mary Medical Center Announces DAISY and Sunflower Award Winners July 28, 2021. OSF HealthCare Children's Hospital of Illinois ranked among the best by U.S. News & World Report June 15, 2021..