Heather Y. Sun MD, FASE, FACC

Dr. Heather Sun is a board-certified pediatric cardiologist at Rady Children's Hospital-San Diego and a clinical assistant professor at UC San Diego School of Medicine. She specializes in echocardiography and fetal cardiology. Dr. Sun earned her bachelor of science in computer science at the University of Michigan, Ann Arbor, and her medical degree at Rush Medical College. She completed her pediatric residency training at the Children's Hospital of New York-Presbyterian at Columbia University, followed by a pediatric cardiology fellowship and advanced fellowship training in pediatric and fetal echocardiography at Lucile Packard Children's Hospital at Stanford University.
Dr. Sun's clinical and research interests include improved prenatal diagnosis and management of fetal congenital heart disease and non-traditional methods of functional cardiac assessment. She is actively involved in mentoring and teaching medical students, residents and fellows in pediatric cardiology.