Marc Margolis, MD
Clinical Associate Professor

Marc Margolis, MD, serves as a clinical associate professor at The George Washington University Medical Center. Dr. Margolis is board certified in general surgery and thoracic surgery. Dr. Margolis practices all aspects of thoracic surgery including minimally invasive and conventional management of lung and esophageal cancer, as well as benign pulmonary and esophageal conditions.

A native of Cape Town, South Africa, Dr. Margolis attended the University of Cape Town Medical School where he obtained his Bachelor of Medicine and Bachelor of Surgery (MD) degree. While pursuing his medical career in South Africa, Dr. Margolis completed a rotating internship at Groote Schuur Hospital, including internships in general surgery, internal medicine and obstetrics and gynecology. He then began his career as a general practitioner working in Cape Town and later moved to Canada where he spent a year practicing as a locum general practitioner in multiple rural hospitals in the provinces of Saskatchewan and Manitoba.

Upon moving to the states, Dr. Margolis began his general surgery training as an intern at Mount Sinai Hospital in Manhattan, New York. He then completed a general surgery residency at New York Methodist Hospital, where he was honored as best overall surgical resident on two occasions. Dr. Margolis continued his medical training at The George Washington University Medical Center where he completed his cardiothoracic surgery fellowship.

Dr. Margolis has been an author of numerous scientific articles both as a general surgical resident and later as a cardiothoracic surgeon. His work is featured in several publications and includes work on the management of spontaneous pneumothorax, management of esophageal cancer patients, injuries to the diaphragm and airways and minimally invasive lobectomies for lung cancer. He has also presented papers, posters and videos at national conferences on a wide variety of thoracic surgical topics.

His professional memberships include the American Medical Association, the American College of Surgeons’ Associate Fellow Group, the Society of Thoracic Surgeons and the Southern Thoracic Surgical Association.