Mercy Hospital South
10010 Kennerly Rd · St. Louis, Missouri 63128Mercy Hospital St. Louis, often referred to as Mercy South, is a leading 859-bed Catholic acute care hospital located in St. Louis, Missouri. Founded in 1891 by the Sisters of Mercy, it is a cornerstone of the Mercy health system, providing comprehensive medical services to the greater St. Louis metropolitan area. Recognized as a Level I Trauma Center, Comprehensive Stroke Center, and Chest Pain Center, Mercy St. Louis offers a wide array of specialized care including advanced cardiology, cancer treatment, orthopedics, neuroscience, and women's and children's services. The hospital is known for its commitment to patient safety, nursing excellence (Magnet recognized), and the integration of innovative technologies like robotic surgery and a unified electronic health record system. It provides a full spectrum of care from primary and specialty clinics to emergency and critical care, supported by extensive patient support and accessibility features.
Specialties & Programs
Hospital information
- 24/7 Emergency Care
- Available
More emergency department details
- Pediatric Emergency Care
- Available
Yes, dedicated Pediatric Emergency Department
- Stroke Center
- Available
Yes, Comprehensive Stroke Center
- Cardiac Emergency Capabilities
- Available
Yes, Chest Pain Center with Primary PCI
- Burn Center
- Available
Information not available at this time. Please call (314) 525-1000 to inquire.
- Air Ambulance / Helipad
- Available
Level I Trauma Center, Comprehensive Stroke Center, Chest Pain Center, Pediatric Emergency Department
About Emergency Department Waits
Emergency departments treat patients according to medical urgency rather than arrival order. Wait times can change rapidly based on patient volume, ambulance arrivals, trauma cases and available treatment space. Patients with life-threatening conditions are prioritized immediately. This note is general information and does not describe Mercy Hospital South's current wait.

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