Contact Us

Thank you for your interest in MedStar St. Mary's Hospital! Please find our contact information below. If this is an emergency, please call 9-1-1 for immediate help. 

MedStar St. Mary's Hospital
25500 Point Lookout Road
Leonardtown, MD 20650
Phone: 301-475-8981
TTY: 301-475-6484 (Emergency)
TTY: 301-475-8538 (Human Resources)

Visit our careers section for a complete listing of jobs available at MedStar St. Mary's Hospital. Feel free to call our Human Resources Department at 301-475-6018 with any questions.

Important Phone Numbers

  • Physician Billing: 703-558-1400 or toll free at 1-888-896-1400
  • Hospital Billing: 410-933-2424 or toll free 800-280-9006
  • Medical Records (HIM): 301-475-6078
  • Physician Information: 301-475-6170
  • Patient Advocate: 301-866-7281 (concerns/complaints/suggestions)

*Please note: Questions about medical concerns must be answered by your physician. If you do not have a physician, please call 301-475-6088. MedStar St. Mary's Hospital employees will not respond to specific medical inquiries regarding a patient's condition or disease. View our privacy policy.

Telephone Directory

Behavioral Health301-475-6227
Café at Buena Vista301-475-6053
Cancer Care and Infusion Services301-475-6070
Cancer Program Coordinator301-475-6071
Case Management301-475-6255
Central Scheduling 301-475-6399
Dialysis/Holding Center301-475-6158
Emergency Department - Main301-475-6111
Emergency Department - Registration301-475-6110
Environmental Services301-475-6011
Eye Care301-290-5915
Foundation Office301-475-6455
Gift Shop301-475-6153
Guest Relations240-434-7179
Health Connections (Community Outreach)301-475-6019
HIM (Medical Records)301-475-6078
Hospice of St. Mary's301-994-3023
Human Resources - Main301-475-6018
Human Resources - Management Opportunities301-475-6177
Human Resources - Non-Nursing Opportunities240-434-7101
Human Resources - Nursing Opportunities301-475-6007
Imaging (Outpatient)301-475-6399
Intensive Care Center - Main301-475-6200
Intensive Care Center - Patient Waiting301-475-6025
Laboratory 301-475-6133; 240-434-7497
Marketing & Public Relations240-434-7766
Medical Staff Office301-475-6170
MedStar Pharmacy 240-434-7351
MedStar Health Compliance/Risk Management - Hotline301-997-6512
MedStar Health Compliance/Risk Management - Main301-475-6186
Nutrition Services301-475-6050
Nutrition Therapy301-475-6019
Organizational Learning & Research301-475-6020
Patient Access301-475-6023
Patient Advocate301-866-7281
Physician Information 301-475-6170

Pulmonary & Cardiology Rehabilitation Center (Grace Anne Dorney Center)

Pulmonary Services301-475-6066
Rehabilitation Medicine301-475-6062
Respiratory Care301-475-6106
Social Work301-475-6255
Surgery - Main301-475-6092
Surgery - Ambulatory Center301-475-6098
Surgery - Pre-operative Testing Office301-475-6100
Volunteer Services 301-475-6453
Women's Health & Family Birthing Center301-475-6240