Dr. Byung Don Ahn, MD

Dr. Byung Ahn specializes in cardiovascular disease and internal medicine, bringing nearly five decades of medical expertise to his practice. He earned his medical degree from Kyung Hee University College of Medicine and completed his residency training at King Drew Medical Center. With 48 years of experience treating heart and vascular conditions, Dr. Ahn has developed extensive knowledge in managing complex cardiovascular cases. He is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Ahn practices at the United Heart Institute in Upland, California, and maintains hospital privileges at San Antonio Regional Hospital. His clinical focus includes treating high blood pressure and managing hypertensive emergencies in both adult and pediatric patients. He performs diagnostic heart tests including electrocardiograms and echocardiograms to evaluate cardiac function and structure. Patients have given Dr. Ahn an average rating of 3.7 on Vitals, …reflecting their experiences with his cardiovascular care.