Marshall A. Corson M.D. Accepting new patients

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General cardiology




Marshall Corson, M.D., is a board certified cardiologist at the Cardiology Clinic at Harborview and a UW professor of Medicine and Cardiology.

Dr. Corson has specific expertise in the early identification of cardiovascular risk, modification of cardiovascular risk factors and treatment of complex cardiovascular disease in diabetic patients. He has dedicated his practice to understanding the causes of and treatments for coronary heart disease. He seeks to achieve a patient-centered experience, working collaboratively with primary care providers in a team approach to optimally treat cardiovascular disorders.

Dr. Corson earned his M.D. at Baylor College in Houston. He is board certified in both Cardiovascular Disease and Internal Medicine. His research interests include cardiovascular biomarkers, new treatments for coronary heart disease and cardiovascular care of patients with diabetes.

Personal Interests

In his spare time, Dr. Corson enjoys skiing, sailing and gardening.
Cardiology Clinic at Harborview

Heart Institute at Harborview

325 9th Ave., Ground East Clinic Seattle, WA 98104


Advanced heart failure, Cardiac electrophysiology-arrhythmia, Cardiac stress tests and monitoring, Cardiovascular imaging


Heart Institute at Edmonds

21701 76th Ave. W, Ste. 201 Edmonds, WA 98026


Advanced heart failure, Cardiac stress tests and monitoring, Cardiovascular imaging, General cardiology

Baylor College of Medicine

Medical education, 1981

Emory University Program SOM Faculty Office Building

Fellowship, Cardiology

National Institutes of Health


George Washington Univ. Hospital

Residency, Internal Medicine

George Washington Univ. Hospital

Internship, Internal Medicine

Univ. of Utah School of Medicine

Fellowship, Internal Medicine


Board Certifications
  • Cardiovascular Disease, 1993, American Board of Internal Medicine
  • Internal Medicine, 1985, American Board of Internal Medicine