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Maureen Collins Fennell, M.D.

Maureen C Fennell, M.D.

Photo of Dr. Maureen Collins Fennell, M.D.

Specializes in: Adults (18+ years)


Expertise: Cardiology


Johns Hopkins Community Physicians - Heart Care
Appointment Phone: 240-238-3760

15005 Shady Grove Road
Suite 340
Rockville, MD 20850 map
Phone: 240-238-3760


Maureen Collins Fennell, M.D., F.A.C.C., received her medical degree from Jefferson Medical College - Thomas Jefferson University. She completed her cardiology fellowship at Duke University Medical Center. Dr. Fennell is board certified in cardiovascular disease. She is also board certified in nuclear cardiology and cardiac CT,  and has successfully taken the Registered Physicians Vascular Interpretation exam.

She practices noninvasive cardiology and her special interests include valvular heart disease, preventive heart disease, women and heart disease, peripheral arterial disease, nuclear cardiology, echocardiography and peripheral vascular ultrasound. more

Departments / Divisions

  • Medicine at Suburban Hospital



  • MD, Jefferson Medical College of Thomas Jefferson University (1991)


  • University of Maryland Medical Center / Internal Medicine (1994)


  • Duke University School of Medicine / Cardiovascular Disease (1997)

Board Certifications

  • American Board of Internal Medicine / Cardiovascular Disease (1997)

Videos & Media

Recent News Articles and Media Coverage

When Over Exertion Means Trouble
We''re still in the midst of winter''s grip, which means snow shoveling for many. But, even the smallest amount of shoveling can cause your heart exertion, said cardiologist Maureen Collins Fennell, M.D., of JHCP Heart Care Rockville. What are the warning signs of a heart attack and how can you prevent this? Dr. Fennell explains on page 2 of Patriot Life.

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