Part of the Southern Maryland region for more than 100 years
Collaborating for the best patient care
Nestled in the waterside community of Leonardtown, Maryland, we are a full-service community hospital, delivering state-of-the-art emergency, acute inpatient, and outpatient care. With innovative technology and a dedication to excellence, our staff is committed to providing you and your family quality care with a compassionate touch.
With more than 1,100 associates, MedStar St. Mary's is one of the largest employers in St. Mary's County. From diagnosis to treatment and recovery, our skilled professionals work together to make your experience the best it can be.
Not only will we meet your medical needs, but we'll offer you the dignity, comfort, and support you deserve during trying times.
Investing in our community
As a not-for-profit hospital, earnings are reinvested in our community and into improving patient care. Health Connections, our outreach program, promotes healthy living through seminars, classes, support groups, health fairs, and demonstrations.
Free and low-cost programs are offered on the hospital campus and in the community.
Our mission, vision, and values
MedStar St. Mary's upholds its tradition of caring by continuously promoting, maintaining, and improving health through education and services while assuring quality care, patient safety, and fiscal integrity.
Our vision is to be the trusted leader in caring for people and advancing health.
When you visit our hospital, we want you to feel like an honored guest. This is a time of physical and emotional need, and we are here for you. Not only will we meet your medical needs, but we'll offer you the dignity, comfort, and support you deserve during trying times.
To make your guest experience the best it can be, we value Service, Patient First, Integrity, Respect, Innovation, and Teamwork (SPIRIT).
Celebrating a century of caring
Learn more about our patient stories:
The Thompson Family of Valley Lee
MedStar St. Mary’s Hospital: A Century of Caring
Watch a retrospective video that follows the history of the hospital and its development over the past 100 years. See archival photos and get an insider’s perspective of why this hospital is beloved by many.
“Reflections” History Room
MedStar St. Mary's History Room, “Reflections,” hosts a collection of historical hospital memorabilia that commemorates our 100-plus years in the community. The history room is dedicated to John W. Roache, MD, retired surgeon and local historian, who has served our community for more than 40 years.
You can peek into our past by visiting the exhibit. It’s open 24 hours a day on the first floor of our main building.
Facts and figures
We are a 93-bed, full-service community hospital. We deliver state-of-the-art emergency, acute inpatient, and outpatient care in a comfortable, healing environment.
At a glance
Fiscal year 2022
Ambulatory surgery cases
Emergency department visits
Number of associates