Mercy Hospital St. Louis
615 S New Ballas Rd · St. Louis, Missouri 63141Mercy Hospital St. Louis is an 859-bed, non-profit, Catholic acute care hospital and a Level I Trauma Center located in St. Louis, Missouri. As a flagship hospital of the Mercy health system, it offers comprehensive medical services, including nationally recognized cancer care, heart and vascular services, orthopedics, women's and children's health, and neuroscience. Known for its commitment to patient safety and advanced technology, Mercy St. Louis is a Magnet-recognized hospital and a certified Comprehensive Stroke Center, providing high-quality, compassionate care to the community.
Specialties & Programs
Hospital information
- 24/7 Emergency Care
- Available
- Adult Trauma Center
- Level I
More emergency department details
- Pediatric Emergency Care
- Available
- Stroke Center
- Available
- Cardiac Emergency Capabilities
- Available
- Burn Center
- Not Available
- Air Ambulance / Helipad
- Available
Level I Trauma Center, Comprehensive Stroke Center, Chest Pain Center, Dedicated Pediatric Emergency Services
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 St. Louis's current wait.

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