About California Cardiac Institute

Meet the leaders in treating and preventing cardiovascular disease equipped with the most updated technology.

Dedication to patient care and outcomes.

California Cardiac Institute is a leader in diagnosis, treatment and prevention of cardiovascular disease. Under Dr. Don W. Lee's guidance, they have put together a team of physicians, nurses, technicians and staff that have dedicated their professional lives to patient care and outcomes.  As a leader in southern California, CCI is on the cutting edge of advancements and new procedures.

Meet the Doctors

Here For Your Health



Dr. Don W. Lee is the founder of California Cardiac Institute. Board certified in internal medicine, interventional cardiology, and endovascular medicine, he is also a fellow of the American College of Cardiology, Angiology, Chest Physicians and Society for Cardiac Angiography and Interventions.  As one of the most active heart specialist in southern California, he is committed to advancing his field through pioneering research as well as developing new procedures and devices.  His work has been published in professional journals, he is the author of Dealing With Heart Problems and has given many lectures and presentations.  He is one of the few ground breaking cardiologists in the world.  Having performed thousands of procedures, Dr. Lee specializes in percutaneous coronary angioplasty, coronary rotablator, stent implantations, TEC arthrectomy and numerous revascularization techniques and procedures.  With the utmost respect from peers and patients alike, Dr. Lee is dedicated to research, teaching and providing top quality health care for patients with cardiovascular disease.


Dr. William Discepolo is board certified in cardiovascular disease and internal medicine.  He specializes in device implantation, heart failure management, supraventricular arrhythmias and atrial fibrillation ablation.  With a bachelor's in Biology from Boston College, Dr. Discepolo got his Doctorate in Medicine at the University of California Davis.  He completed his residency and chief residency at the UC Davis Medical Center and his fellowships at LAC Harbor/UCLA where he was on staff in the Cardiac Arrhythmia Center until July of 2014.

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