Hospitals in St. Marys County, MD
1 hospital, 1 with emergency services. Acute Care Hospital: 1.
- MedStar Saint Mary's Hospital(301) 475‑6001Acute Care Hospital · Leonardtown · ER · Medicare rating 4 of 5 · Full profile
Nursing homes, hospice, home health and dialysis
Medicare-certified providers, with Medicare star ratings and official data.
Outpatient surgery centers
Medicare-certified ambulatory surgery centers: kinds of surgery, Medicare quality measures and patient survey.
Medical supply stores
Medical equipment suppliers enrolled in Medicare: wheelchairs, walkers, oxygen, CPAP, diabetic supplies and more.
ER wait times and Medicare ratings
Ranked only by official Medicare (CMS) numbers.
Care in St. Marys County: specialties, conditions and doctors
Specialties listed by hospitals here
The number is how many hospitals here list it on their own website (hospitals with a reviewed website profile only).
Health centers, clinics and pharmacies in St. Marys County
Addiction and mental health treatment in St. Marys County
From SAMHSA’s FindTreatment.gov. In a crisis, call or text 988.
Common questions
How many hospitals are in St. Marys County, Maryland?
Our directory lists 1 hospital in St. Marys County: MedStar Saint Mary's Hospital.
Which hospitals in St. Marys County have an emergency room?
According to Medicare (CMS) data: MedStar Saint Mary's Hospital. In a medical emergency, call 911.
What are the Medicare star ratings of hospitals in St. Marys County?
In the current CMS overall rating (1 to 5 stars): MedStar Saint Mary's Hospital, 4 stars. Other hospitals here are not rated by CMS.
Source: Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-26, retrieved 2026-11-13. Basic profiles: services not yet reviewed in detail.