Mid-Atlantic Cardiothoracic Surgeons

Sentara Heart Hospital, 6th Floor • 600 Gresham Drive, Suite 8600
Norfolk, VA • 757.388.6005info@macts.com
Joseph R. Newton, M.D.
Joseph Newton, M.D.
Michael F. McGrath, M.D.
Michael McGrath, M.D.
Jonathan M. Philpott, M.D.
Jonathan Philpott, M.D.
Christopher J. Barreiro, M.D.
Christopher Barreiro, M.D.
John Sirak, M.D.
John Sirak, M.D.
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George Dimeling, M.D.
Clinton Kemp, M.D.
Clinton Kemp, M.D.
Sentara Heart Hospital

Welcome to Mid-Atlantic Cardiothoracic Surgeons


We strive to provide the best possible care in a compassionate, patient-friendly environment.

The tradition of Mid-Atlantic Cardiothoracic Surgeons is built upon 50+ years of providing patients with the highest quality comprehensive and timely cardiothoracic surgical services.

MACTS News and Resources

Mid-Atlantic Cardiothoracic Surgeons Ranks 24th in the Nation
Mid-Atlantic Cardiothoracic Surgeons Ranks 24th in the Nation

The Mid-Atlantic Cardiothoracic Surgeons (MACTS) at Sentara Heart Hospital has been recognized as a top 50 heart program in the nation by US News & World Report for the 17th year. The program ranks #24 in the nation in 2016, up from #31 in 2015 and #44 in 2014. Learn more

MACTS welcomes Dr. Clinton Kemp
MACTS welcomes Dr. Clinton Kemp

Mid-Atlantic Cardiothoracic Surgeons proudly welcomes Dr. Clinton Kemp. Dr. Kemp earned his medical degree at Vanderbilt University School of Medicine and completed his internship and residency at Johns Hopkins School of Medicine. He joined the practice in July 2016. Learn more

MACTS Included in US News and World Report Top 50
MACTS Included in US News and World Report Top 50

The Mid-Atlantic Cardiothoracic Surgeons (MACTS) at Sentara Heart Hospital has been recognized as a top 50 heart program in the nation by US News & World Report for the 16th year. Learn more

MACTS Welcomes Dr. George Dimeling
MACTS Welcomes Dr. George Dimeling

Mid-Atlantic Cardiothoracic Surgeons proudly welcomes Dr. George Dimeling to the practice. Dr. Dimeling earned his medical degree at Drexel University and completed his internship and residency at Stanford University. Learn more