Dr. Ong is a licensed Cardiology in CA. Graduated in 1989. Medical degree obtained from UC San Diego School of Medicine. Completed residency training at UCLA Health and fellowship training at Cedars Sinai Medical Center. Currently practices at Heart Rhythm Specialists of Southern California (Heart Rhythm Specialists of Southern California), located at 18372 Clark St, Tarzana, CA 91356. Dr. Ong specializes in Cardiac Arrhythmia & Conduction Disorders, Electrocardiogram, Electrophysiology Study, Heart Failure, ICD Implant, Intracardiac Catheter Ablation, Other Electrophysiology Procedure...... In addition to English, Dr. Ong speaks Taiwanese and Mandarin and accepts new patients.