Barnes-Jewish St. Peters Hospital, with 102 private inpatient rooms, offers surgical and medical services in St. Charles County and beyond. Patients have access to services such as breast health; emergency care; heart and vascular; infusion; physical therapy and rehabilitation; radiology; a Siteman Cancer Center satellite; as well as a full range of surgical procedures including digestive diseases, oncology, orthopedics, and neurosciences.

Barnes-Jewish St. Peters Hospital is a Level II stroke center and is the only hospital in St. Charles County to offers thrombectomy stroke care.