Find a Top Cardiologist Near Me in Thousand Oaks, CA – Book an Appointment Instantly

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.

As a triple diplomate with the American Board, Erol Kosar, MD, holds board certifications in clinical cardiac electrophysiology, cardiovascular diseases, and internal medicine. At COR Healthcare Medical Associates in Los Angeles, Dr. Kosar proudly brings his 30 years of experience to patients of all ages at the practice’s location in Torrance, California.

He is also certified by the International Board of Heart Rhythm Examiners (IBHRE). 

After earning his medical doctorate at Sidney Kimmel Medical College, Thomas Jefferson University, in Philadelphia in 1989, Dr. Kosar completed an internal medicine internship and residency at the University of Pittsburgh in 1992. He later received additional training through a cardiology and electrophysiology fellowship at the University of Southern California (USC) in Los Angeles. After completing his fellowship, Dr. Kosar served as a full-time assistant professor of medicine at USC.

Continuing education is a top priority for Dr. Kosar, who is a Western regional trainer for excimer laser lead extraction — developed by Spectranetics® — which uses laser technology to remove permanent pacemaker lead.

Dr. Kosar is highly trained in all aspects of cardiology and cardiac electrophysiology, but his special research interests include cardiac resynchronization, sudden cardiac arrest, lead extraction, and atrial fibrillation.

As a leader in his field, Dr. Kosar has authored numerous publications in Circulation, Journal of the American College of Cardiology, and Cardiac Electrophysiology Review.

Not only does Dr. Kosar work with patients at COR Healthcare Medical Associates in San Pedro, CA, but he is also on staff at Providence Little Company of Mary Medical Center in Torrance, and Torrance Memorial Medical Center

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.

Ray Wyman, MD, is a board-certified cardiologist specializing in general cardiology, internal medicine, interventional cardiology, and adult congenital heart disease. An experienced cardiologist with more than 20 years in his field, Dr. Wyman serves the community of Los Angeles at COR Healthcare Medical Associates in Torrance, California.

Dr. Wyman earned his medical doctorate from Johns Hopkins University School of Medicine in Baltimore before completing his internal medicine residency at Johns Hopkins Hospital in the same city. Dr. Wyman developed an interest in cardiology early in his career and later completed dual cardiology fellowships through Boston’s Beth Israel Hospital and Harvard Medical School in Cambridge, Massachusetts.

In addition to heart disease and heart attack treatment, anticoagulation management, and high blood pressure treatment, Dr. Wyman performs ongoing research in coronary artery stenting.

Dr. Wyman has many interests and hobbies outside of work. When he isn’t spending time with his wife and four children, he loves playing outdoor sports and cooking gourmet meals at home.

Parham Parto, MD, MPH, FACC, is an interventional cardiologist at Parto Heart & Vascular in Los Angeles and Newport Beach, California, providing care for patients throughout Southern California. Dr. Parto is board-certified in cardiovascular disease and internal medicine.

A Southern California native, Dr. Parto grew up in Irvine, attending the University of California, Irvine for his Bachelor of Science in biological sciences with a minor in educational studies. He then completed his Master of Public Health in health administration at Loma Linda University in Loma Linda, California.

After earning his Doctor of Medicine at St. George’s University School of Medicine in True Blue, Grenada, West Indies, Dr. Parto completed his internal medicine internship and residency program at the University of Texas Medical Branch in Galveston, Texas, rising to the top of his class and serving as chief resident.

Dr. Parto did his fellowship in cardiovascular disease at the Ochsner Clinic in New Orleans, Louisiana, training with the top experts in the field. 

He pursued further specialized training in interventional cardiology and peripheral vascular intervention at VCU School of Medicine in Richmond, Virginia. 

Currently, Dr. Parto is the Chief of Cardiology at St. Vincent Medical Center and the Director of Vascular Diseases at California Hospital Medical Center, both in Los Angeles. He has treated a wide range of cardiovascular conditions, won awards, and produced a number of publications. 

Dr. Parto is a well-recognized, highly skilled physician who’s committed to the health and recovery of his patients and well-liked for his compassionate bedside manner. 

Michael Healy, MD, is a board-certified cardiologist who specializes in interventional and structural cardiology. His areas of expertise include state-of-the-art, minimally-invasive procedures for the treatment of coronary and valvular heart disease.

Dr. Healy earned his medical degree with honors from Columbia University, College of Physicians and Surgeons. He completed internal medicine residency at the University of California, San Francisco (UCSF) and cardiology fellowship at Mount Sinai Hospital in New York City. Dr. Healy then completed interventional cardiology fellowship at Scripps Clinic in San Diego, followed by advanced training in structural heart, peripheral vascular, and complex coronary interventions. He is board-certified in internal medicine, cardiology, interventional cardiology, echocardiography, vascular interpretation, and cardiac CT.

Prior to being recruited to COR Healthcare, Dr. Healy worked as an interventional cardiologist at Scripps Clinic where he was part of the teaching faculty of the fellowship training program. Dr. Healy prides himself on providing evidence-based, cutting-edge care to his patients and has been a co-investigator in several clinical trials for novel interventional device technologies.

Dr. Healy enjoys getting to know his patients and focuses on all aspects of their lives in order to personalize their treatment plans. During visits, he prioritizes educating patients with the goal of empowering them to make the best decisions regarding their unique heart condition, while also coaching them back to maximal health.

During his free time, Dr. Healy enjoys spending quality time with his family and traveling abroad. He is also an avid long-distance runner.

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.

Sagar Patel, MD, is a general cardiologist at COR Medical Associates. He specializes in non-invasive cardiology and advanced imaging.

Dr. Patel earned his medical doctorate at the Keck School of Medicine at the University of Southern California. He completed his internal medicine residency at LAC+USC Medical Center/Keck Hospital of USC and his cardiovascular disease fellowship at the University of California, Riverside. Dr. Patel is board-certified in Internal Medicine, Adult Echocardiography, Cardiovascular Computed Tomography and Nuclear Medicine, and is board-eligible in Cardiology.

He has clinical interest in preventative cardiology, cholesterol management, hypertension, heart failure, cardiomyopathies, valvular heart disease, atrial fibrillation, and coronary artery disease.

As a southern California native, Dr. Patel is a huge fan of LA sports teams. He is an avid traveler, including exploring new national parks. He also enjoys live music and regularly attends concerts. He is proficient in Spanish.

Wilson Kwan, MD, MS, is a board-certified internist and cardiologist at COR Healthcare Medical Associates. He specializes in general cardiology and advanced imaging. 

Dr. Kwan earned his medical doctorate at the Keck School of Medicine of USC. He completed his internal medicine residency and cardiovascular disease fellowship at LAC+USC Medical Center / Keck Hospital of USC. 

He has been certified by the American Board of Internal Medicine and Cardiovascular Disease, in addition to subspecialty boards of Echocardiography, Cardiovascular CT, Nuclear Cardiology, and Vascular Interpretation. Dr. Kwan has authored multiple peer-reviewed publications in medical and basic science journals as well as contributed to several book chapters. 

Dr. Kwan is fluent in English and Mandarin and proficient in conversational Spanish. 

A SoCal native, Dr. Kwan enjoys fishing, tennis, and gardening. He is also an avid traveler and aspiring home chef.