Antonio Halais Frangieh, MD

Dr. Andy Huang is a board-certified UCI Health cardiologist who specializes in echocardiography and the diagnosis and treatment of heart disease. His clinical interests include coronary artery disease, valvular heart disorders, heart failure, atrial fibrillation and arrhythmia. He earned his medical degree at the University of Virginia School of Medicine in Charlottesville. He completed an internal medicine residency at the Keck School of Medicine of USC, followed by a fellowship in cardiovascular disease at the University of New Mexico in Albuquerque.

Dr. Jennifer Xu is a board-certified UCI Health cardiologist who specializes in the diagnosis and treatment of heart disease. Her clinical interests include structural and valvular heart disease, including aortic stenosis and mitral regurgitation, cardiac imaging and sports/exercise heart care. She conducts research on how artificial intelligence can be used to improve cardiac imaging. Xu earned her medical degree at the University of Michigan Medical School. She completed a residency in internal medicine, followed by a fellowship in cardiovascular disease, both at UCI Medical Center in Orange, Calif. A diagnosis of heart disease can be life changing. Xu prides herself on her ability to simplify heart disease and educate her patients to become advocates for their own health. She also enjoys running, baking and exploring Southern California.

Dr. Sindu Alexander is a board-certified UCI Health physician who specializes in nuclear medicine. She earned her medical degree from the University of West Indies in Trinidad and Tobago. She completed a residency in nuclear medicine at Los Angeles County USC Medical Center, followed by a fellowship in PET and CT imaging at Keck Hospital of USC in Los Angeles.