Dr. Amer R Zarka is a general and interventional cardiologist and the managing partner at Good Heart Medical Group, Inc. He is board-certified by the American Board of Internal Medicine. He completed his internship and residency at Jordan University Hospital in Amman. Dr. Amer R Zarka is a fellow of the American College of Cardiology. Dr. Amer R Zarka is affiliated with Fountain Valley Hospital, Orange County Global Medical Center, and South Coast Global Medical Center. Good Heart Medical Group is a comprehensive cardiology practice providing interventional cardiac care to adults. The hospital offers surgical and non-surgical treatment for many heart conditions, including valvular heart disease, atrial fibrillation, coronary artery disease, and arrhythmias.

Dr. Tao H. Duong is a well-versed cardiology specialist in Garden Grove, CA. He graduated with his medical degree from Harvard Medical School in 1988. Dr. Tao H. Duong received his residency from UCLA Medical Center. He has a special interest and extensive knowledge in Cardiovascular Disease and Internal Medicine. Dr. Duong has been practicing in the medical field for over 34 years. He is affiliated with Orange Coast Medical Center and Fountain Valley Regional Hospital and Medical Center, winner of the Cardiac Surgery Excellence Award. He also practices in Westminster, CA.

Dr. Mohammad Hajjar is one of the best cardiologists in Garden Grove, CA. He attained his medical degree from the University of Aleppo College of Medicine in Syria. He completed his internship and residency at the University of Aleppo and the University of Tennessee. Dr. Mohammad Hajjar finished his fellowship in cardiology at Michigan State University and interventional cardiology at the University of Texas Medical Branch in Galveston. He served as an assistant professor at the Department of Medicine at Michigan State University. Dr. Hajjar also served as a hospitalist in Tennessee at Regional Medical Center in Memphis. Dr. Mohammad Hajjar also serves in Santa Ana.