James S. Lee, MD

James S. Lee, MD

Interventional Cardiology
Primary Location
Santa Clarita Primary & Specialty Care
25775 McBean Parkway
Suite 202
Valencia, California 91355


Dr. James Lee is originally from New York where he attended Cornell University and earned a bachelor's of science in applied economics, business management, and marketing. He then earned a medical degree from Loma Linda University followed by an internship and residency in Internal Medicine at the Cleveland Clinic Foundation. He then pursued a fellowship in Cardiovascular Medicine at the UCLA San Fernando Valley Program where he served as the chief Cardiology fellow for the VA Greater LA Healthcare System and Olive View Medical Center. He also completed an Interventional Cardiology Fellowship at the Mount Sinai Hospital in New York.

Dr. Lee is an Assistant Clinical Professor of Medicine at UCLA and the Associate Regional Director of Interventional Cardiology at UCLA. He also serves as the Medical Director of the Cardiology Division, Cardiac Cath Lab, STEMI program, and Cardiac Rehab Program at Henry Mayo Newhall Hospital.

Dr. Lee is certified by the National Board of Medical Examiners, the American Board of Internal Medicine, the Subspecialty Board of Cardiovascular Disease and Interventional Cardiology. He is a Fellow of the American College of Cardiology and of the Society of Cardiovascular Angiography and Interventions for which he also serves as the Co-Chair of the Finance Committee.

Dr. Lee specializes in the management of coronary artery disease through complex coronary interventions and lifestyle modification. He also has special interests in diet and weight loss optimization. He is committed to excellence in comprehensive health care through understanding patient's health care needs and goals with implementation of state-of-the-art techniques and compassionate care.


Medical Board Certifications

Interventional Cardiology, American Board of Internal Medicine, 2009
Cardiovascular Disease, American Board of Internal Medicine, 2008
Internal Medicine, American Board of Internal Medicine, 2005


Icahn School of Medicine at Mount Sinai, 2009
VA Greater Los Angeles Healthcare System, 2008


Cleveland Clinic Foundation, 2005


Cleveland Clinic Foundation, 2003


Loma Linda University, MD, 2002

Hospital Affiliations

Ronald Reagan UCLA Medical Center

UCLA Santa Monica Medical Center


  • Super Doctors® Southern California, 2017-2021
  • Super Doctors® Southern California Rising Stars, 2013-2015
  • Castle Connolly Regional Top Doctors
  • Mount Sinai Hospital Interventional Cardiology Fellow of the Year, 2009
  • MacKenzie Foundation Medical Scholarship, 2002
  • Walter E. Macpherson Society Research Scholarship and Scientific Research Award, 2000