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Gene Kim, MD, is a board-certified cardiologist at COR Healthcare Medical Associates in Los Angeles. At the practice’s locations in Torrance and Manhattan Beach, California, he treats patients of all ages and specializes in cardiac electrophysiology, general cardiology, interventional cardiology, and adult congenital heart disease.

Dr. Kim earned his medical degree at Brown University in Providence, Rhode Island, before moving to California to complete an internal medicine residency at Los Angeles County+USC Medical Center. Dr. Kim continued his advanced medical training with fellowships in cardiology at Harbor-UCLA Medical Center in West Carson, California, and cardiac electrophysiology at the Good Samaritan Hospital in Los Angeles and Harbor-UCLA Medical Center.

He maintains certification in both cardiovascular disease and clinical cardiac electrophysiology by the American Board of Internal Medicine. He is fluent in English and Korean.

When he’s not diagnosing and treating patients with heart issues, Dr. Kim and his wife enjoy spending time with their two young sons and participating in all types of sports.

Bruce Jackson, MD, is a board-certified cardiologist and internist at COR Healthcare Medical Associates in Los Angeles. At the practice’s location in Redondo Beach, California, he specializes in diagnosing and treating cardiovascular disease and has almost 50 years of experience. 

In addition to treating patients at COR Healthcare Medical Associates, Dr. Jackson is affiliated with several area hospitals, including Harbor-UCLA Medical Center in West Carson, California, and Providence Little Company of Mary Medical Center in Torrance, California. Dr. Jackson was also an Associate Clinical Professor of Medicine/Cardiology at Harbor UCLA for 20 years and an Assistant Clinical Professor of Nursing at UCLA for 8 years

Dr. Jackson earned his medical degree from the University of California, Los Angeles (UCLA) School of Medicine. He completed an internal medicine residency at the University of California, San Diego, and a cardiology fellowship at Harbor-UCLA Medical Center. Dr. Jackson speaks English and Spanish.

When’s he’s not treating patients, Dr. Jackson is a ham radio operator with an interest in near space balloon communications. He enjoys relaxing with his wife, Susan, and spending time with their 11 grandchildren.

Salman Azam, MD, is a board-certified internist and cardiologist at COR Healthcare Medical Associates in Los Angeles. He currently sees patients at the Torrance and Redondo Beach, California, offices, where he specializes in structural heart disease and interventional cardiology diagnosis and treatment for patients of all ages.

Dr. Azam earned his medical degree from Wayne State University School of Medicine in Detroit, Michigan. After earning his medical degree, he moved to Colorado to complete an advanced interventional cardiology fellowship at the University of Colorado in Denver, and the Swedish Medical Center in Seattle, WA. 

To ensure he stays up-to-date with the latest advances in treatments, Dr. Azam is board-certified in internal medicine, cardiovascular disease, and interventional cardiology. For the convenience of his patients, Dr. Azam speaks Hindi and English.

When not treating patients at COR Healthcare Medical Associates, Dr. Azam enjoys spending time with his wife and young children, playing sports, and going to the beach.

Sang Yong Ji, MD, is a board-certified adult cardiologist and cardiac electrophysiologist at COR Healthcare in Torrance, California. His board certification also includes internal medicine, nuclear cardiology, and echocardiography.

Dr. Ji was born in South Korea and moved to Paraguay during his junior high school year. He earned his medical degree from Asunción National University, Paraguay. He then moved to New York City to complete internal medicine residency and cardiology fellowship at Albert Einstein College of Medicine before completing a cardiac electrophysiology fellowship at Johns Hopkins Hospital in Baltimore, Maryland. He graduated as the Best Resident of the year and with Program director's award & Chief of Division award from internal medicine residency program and cardiology fellowship program respectively. He also served as chief fellow at both Montefiore cardiology fellowship program and Johns Hopkins University cardiac electrophysiology fellowship program. He provides state of the art care including complex ablations for different arrhythmias and implantation of cardiac electronic devices. He shares his expertise by authoring numerous publications in highly respected scientific and medical journals. He continues to stay active as current Principal Investigator in several clinical research projects at Torrance Memorial Medical Center as well.

Dr. Ji is fluent in English, Spanish, and Korean. When he’s not treating patients, Dr. Ji enjoys spending time with his wife, who is an internal medicine physician and their four children.

Eric Castleman, MD, is a board-certified cardiologist and internist at COR Healthcare Medical Associates in Los Angeles. He currently sees patients at the practice’s locations in Torrance and Redondo Beach, California, where he brings more than 35 years of experience specializing in general cardiology, and adult congenital heart disease.

Dr. Castleman earned his medical degree at Mount Sinai School of Medicine in New York City before moving to California for his medical training. He completed his internal medicine residency at the University of California, Los Angeles (UCLA) Medical Center and a cardiology fellowship from UC Irvine Medical Center in Orange, California.

Dr. Castleman has many interests outside of work. He loves spending time with his wife, who is a nurse, and their four children. He loves gardening, traveling, and tinkering in the garage repairing things.

Dr. Sarsam received his medical education at the University of Baghdad / College of Medicine in Iraq. Following the second Gulf War, he moved to the United States and attended the Wayne State University / Detroit Medical Center where he completed his Internal Medicine Residency. He then completed his fellowship in General and Interventional Cardiology at Michigan State University / Providence Providence-Park Hospitals in Detroit, MI. Dr. Sarsam also specializes in advanced heart failure.

Ram Reddy, MD, is board-certified in cardiology, nuclear cardiology, and internal medicine. With more than 38 years of experience, Dr. Reddy serves the Los Angeles communities of at COR Healthcare Medical Associates in Torrance and San Pedro, California,

Dr. Reddy graduated from Rangaraya Medical College, Dr. NTR University of Health Sciences, in Kakinada, India, in 1982. He completed an internship at Rajiv Gandhi Government General Hospital in Chennai, India, before relocating to the United States. Dr. Reddy moved to Detroit, Michigan, and completed his internal medicine residency at Wayne State University.

Passionate about his work, Dr. Reddy pursued additional education by completing cardiology and nuclear cardiology fellowships at the Medical College of Virginia in Richmond. He has treated a variety of cardiac cases ever since, including cardiac rehabilitation, heart attack, carotid ultrasound, hypertension, heart disease, and more.

When he is not working with patients at COR Healthcare Medical Associates, Dr. Reddy enjoys art, gardening, gourmet cooking, playing tennis, and spending time with his family.

Arash Aghel, MD, is a board-certified internist and cardiologist at COR Healthcare Medical Associates in Los Angeles. He sees patients at the Torrance, California office where he specializes in general cardiology, interventional cardiology, structural heart, and peripheral vascular interventions.

Dr. Aghel earned his medical degree from Mashhad University of Medical Sciences in Iran before moving to Cleveland for his internal medicine residency and cardiology fellowship at Cleveland Clinic and Case Western Reserve University.  He then moved to Colorado and completed 2 additional years of training in interventional cardiology and advanced structural and vascular interventions at the University of Colorado in Denver.

Dr. Aghel joins COR Healthcare Medical Associates from Colorado where he was busy practicing interventional cardiology for the past 7 years. He treats the entire scope of cardiac disease including complex coronary interventions, transcatheter aortic valve replacement, and peripheral vascular intervention with a focus on limb salvage/preservation.

He is board certified in cardiovascular medicine, interventional cardiology, echocardiography, vascular interpretation, and endovascular medicine.

Dr. Aghel is fluent in English and Farsi.

Outside of work, Dr. Aghel enjoys spending time outdoors with his wife and two daughters.

James Matchison, MD, is an experienced physician at COR Healthcare Medical Associates who holds board certifications in internal medicine, interventional cardiology, adult cardiovascular disease, and adult comprehensive echocardiography. With a broad range of experience, Dr. Matchison is proud to serve the communities of Torrance and Redondo Beach, California.

Dr. Matchison earned his undergraduate degree from the University of Arizona in Tucson, before attending Ohio State University College of Medicine and Public Health in his hometown of Columbus, Ohio. He later completed his residency at Harbor-UCLA Medical Center in Torrance, California, and a general cardiology and interventional cardiology fellowship at Kaiser Permanente Los Angeles Medical Center in Los Angeles.

As an experienced cardiologist, Dr. Matchison specializes in the management of advanced cardiac disease, cardiac catheterization, coronary stent placement,  echocardiography, transcatheter aortic valve replacement (TAVR), and stress echocardiography.

He stays up-to-date with the latest treatments and is a member of the American Society of Cardiology and American Society of Echocardiography. Dr. Matchison has practiced in the South Bay area since 2012. Outside of work, he enjoys spending time with his family outdoors and exercising.