Cardiology

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Dr. Duong L. Le, M.D., is a board-certified physician specializing in internal medicine and cardiovascular disease. He currently serves as a staff cardiologist in Contra Costa County, where he provides comprehensive care for a range of cardiovascular conditions, including coronary artery disease, congestive heart failure, and arrhythmias. Dr. Le is also board certified in adult echocardiography, cardiovascular nuclear medicine, and cardiac computed tomography (CT). Dr. Le’s educational background includes a B.S. and M.S. in Biochemistry and Molecular Biology from the...
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Dr. Ronald McCowan, M.D., M.B.A. is a board-certified cardiologist and cardiac electrophysiologist with over three decades of clinical and academic experience. He currently serves as Medical Director of Palliative Care at Riverside University Health System (RUHS) in Moreno Valley, California, and is an Assistant Clinical Professor of Medicine at the University of California, Riverside​​. Dr. McCowan earned his medical degree from Loma Linda University and completed his internal medicine and cardiology training at White Memorial Hospital in Los Angeles. He...