HeartMasters Medical Associates. Dr. Ieon Dawson and Associates

Welcome to HeartMasters Medical Associates

Welcome to HeartMasters Medical Associates. It is our pleasure to serve your medical needs and return you to the best of health.

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In The News

Dr. Dawson was voted #1 Cardiac Specialist at Medstar Southern Maryland Hospital.

Contact Us

Clinton, MD
Phone: (301) 877-4933

Fax: (301) 877-6963

7700 Old Branch Ave
Suite B-205
Clinton, MD, 20735

Washington, DC
Phone: (202) 399-0133

Fax: (202) 399-0132

1647 Benning Rd. NE
Suite 103
Washington, DC 20002

Our Services


Nuclear Cardiology
Echocardiography
Exercise Stress Testing
Ambulatory ECG Testing
Event Recordings
Electrocardiograms (ECG)
Holter Monitoring
24-hour BP monitoring
Ankle Brachial Index (ABI)

Hospital Services
Nuclear Cardiac Stress Testing
Exercise Treadmill Stress Testing
Cardiac Catheterization
Trans-esophageal Echocardiography (TEE) Consultations

Learn more about our services