SSM Health St. Joseph Hospital - Lake Saint Louis

In Lake Saint Louis, Missouri, SSM Health St. Joseph Hospital was established in 1986 to meet the expanding health care needs of western St. Charles County. This 122-bed community hospital is the leading provider of emergency and obstetric services in St. Charles, Warren and Lincoln Counties.


Your Local Trauma Center

We are the only state-designated trauma center in Western St. Charles County. With a pediatric emergency area staffed by Cardinal Glennon pediatricians, we offer a level of care above the rest.  Learn more »

Girls Night Out | Sept. 17

Enjoy a ladies night out with wine, food, massages and all those questions you're embarrassed to ask your doctor. Get more details and register here »