MedStar Medical Group at St. Mary’s

MedStar Medical Group at St. Mary's is an internal medicine and family care practice. All of our physicians are board-certified. We provide comprehensive and compassionate care for patients of all ages - from newborns to geriatric patients.

We accept most major healthcare insurance plans. If you do not see our name in your provider directory, please call your insurance carrier.

Our Providers


Office Information


41680 Miss Bessie Drive
Suite 301
Leonardtown, MD 20650
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Monday: 7:30 a.m. - 5 p.m.
Tuesday: 7:30 a.m. - 5 p.m.
Wednesday: 7:30 a.m.- 5 p.m.
Thursday: 7:30 a.m. - 5 p.m.
Friday: 7:30 a.m. - 5 p.m.




301-997-0066 or 301-997-0776

Phone Availability

Monday - Friday: 8 a.m. - 5 p.m


  • Internal Medicine
  • Pediatrics
  • Family Practice
  • Primary Care

Diagnostic Testing On-Site

Not Available

Urgent Care On-Site

Not Available

Did You Know? We offer urgent care nearby in Charlotte Hall. Click here to find an urgent care center.

Get Started

To save time on your first visit, please read the new patient letter, then fill out the forms below and bring them with you.

Office Policies

Ride With Uber

We have partnered with Uber to create a convenient ride option to get you to and from your appointments. Set a reminder and you will receive a text message when it is time to hail your ride.


Need Urgent Care?

We bring together top providers at community-based locations.

Looking for Specialty Care?

We bring together top specialists in your community.


MedStar Medical Group at St. Mary's has been awarded recognition by the National Committee for Quality Assurance Patient-Centered Medical Home™ (PCMH™ Level 3). This recognition demonstrates that the practice has the tools, systems, and resources to provide our patients with the right care at the right time.

NCQA Patient Centered Home

Patient-Centered Medical Home™ is a trademark of the National Committee for Quality Assurance.