Dr. Richard E. Ringel is a professor of pediatrics and pediatric cardiology at the Johns Hopkins University School of Medicine. Prior to his current appointment, he served as director of the pediatric cardiac catheterization laboratory at Johns Hopkins Children's Center, and co-director of the Heart and Vascular Institute's Adult Congenital Heart Disease Program.
As a pediatric cardiologist, Dr. Ringel has specialized in interventional cardiac catheterization of children as well as young adults with congenital heart disease, and now serves as an advisor for the hospital's catheterization service. He assists with procedures that include non-surgical closure of patent ductus arteriosus; non-surgical device closure of atrial septal defect; stent enlargement of narrowed arterial and venous blood vessels; balloon valvuloplasty for narrowed pulmonary and aortic valves; and transcatheter pulmonary valve replacement.
Dr. Ringel earned his medical degree at the Albert Einstein College of Medicine. He completed both his pediatric residency and pediatric cardiology fellowship at the University of Maryland Medical Center. He has been a faculty member at Johns Hopkins since 1999.
Additionally, Dr. Ringel served as the sponsor and principal investigator of the mutilcenter Coarctation of the Aorta Stent Trial (COAST), which resulted in FDA approval of metallic stents and covered stents for treatment of congenital heart problems, including coarctation of the aorta.