SSM Health Urgent Care

Walk-in access for children and adults available daily.

SSM Health Urgent Care offers a convenient alternative to the emergency room for non-emergency illnesses and minor injuries. Our experienced care team treats a wide range of common conditions for patients of all ages.

Conveniently located on the first floor of the outpatient center in O'Fallon, Missouri, our urgent care clinic is just off Interstate 64/Highway 40 at the Winghaven exit, on the edge of the Streets of Caledonia neighborhood. We proudly serve residents of O'Fallon, Lake Saint Louis, Defiance, and New Melle with easy access to quality care when they need it most.