Mercy Emergency Department - Mercy Hospital St. Louis

615 S. New Ballas Road
Saint Louis, MO 63141
Fax: (314) 251-7622
Hours of Operation:
Open daily 24 hours.

The Mercy Hospital St. Louis Emergency Department is the only Level I Trauma Center in St. Louis County. (Level I centers represent large urban hospitals that commit a significant amount of resources to research in improving care of traumatized patients.) The hospital's emergency room handles a major share of the area's trauma cases and provides medical direction for six fire/ambulance districts. Our emergency room staff diagnoses and treats major and minor traumatic and medical emergencies, providing advanced care 24 hours a day, every day.

The emergency room features:

  • 24 adult treatment rooms, six adult trauma rooms
  • Eight pediatric treatment rooms, four pediatric trauma room
  • An area designated for minor injuries and illnesses with six rooms
  • Separate adult and pediatric triage and waiting areas
  • State-of-the-art treatment areas and centrally-located imaging services
  • Large ambulance bay with capacity for five ambulances
  • An enlarged helipad with space for several helicopters

Services Offered

Our Providers

Katherine Louise Grant, MD, Pediatrics, Pediatric Emergency Medicine, Mercy
Pediatric Emergency Medicine
Mercy Clinic