Our Team

Through an alliance with Mount Sinai and Children's Hospital of Philadelphia, patients have access to the combined expertise of leading subspecialty physicians from Children’s Hospital of Philadelphia and the pediatric heart team at Mount Sinai Children's Heart Center who treat complex cardiac conditions in fetuses, children, and young adults.

Mount Sinai

Rica Arnon, MD
Director, Pediatric Cardiac Exercise Physiology Program; Associate Professor
General Cardiology, Exercise Physiology, Cardiac Oncology

Miwa Geiger, MD
Director, Fetal Heart Program; Assistant Professor
Fetal Cardiology, Echocardiography, Acquired Pediatric and Congenital Cardiac Disease

Bruce Gelb, MD
Director, The Mindich Child Health and Development Institute; Professor
Cardiovascular Genetics

Barry Love, MD
Director, Congenital Cardiac Catheterization Laboratory; Assistant Professor
Arrhythmias, Electrophysiology, RF Ablation, Pacemakers and ICDs, Interventional Catheterization, Adult Congenital Cardiology

Irene Lytrivi, MD
Director, Pediatric Heart Failure and Heart Transplant Program; Associate Professor
Heart Failure Transplant, Cardiomyopathy, Fetal and Conventional Echocardiography

Khanh Nguyen, MD
Chief, Pediatric Cardiothoracic Surgery, Mount Sinai Hospital; Associate Professor

Ira Parness, MD
Chief, Division of Pediatric Cardiology; Professor
Acquired Pediatric and Complex Congenital Heart Disease, Surgical Planning, Fetal and Conventional Echocardiography, Congenital Coronary Anomalies

Peter Pastuszko, MD
Chief of Pediatric Cardiac Surgery and Director of Pediatric Cardiovascular Services, Mount Sinai Health System; Professor, Department of Cardiovascular Surgery

Howard Seiden, MD
Associate Chief, Division of Pediatric Cardiology; Director, Pediatric Cardiac Critical Care and Inpatient Services; Associate Professor
Cardiac Intensive Care, Acquired Pediatric and Complex Congenital Cardiology, Heart Failure & Mechanical Circulatory Support

Rajesh Shenoy, MD
Congenital and Pediatric Echocardiography; Assistant Professor
Acquired Pediatric and Complex Congenital Cardiology, Echocardiography, Fetal Cardiology, Obesity in Congenital Heart Disease

Shubhika Srivastava, MBBS
Director, Pediatric Cardiac Noninvasive Imaging Laboratory; Professor
Congenital Echocardiography, Fetal Echocardiography, Complex Congenital Heart Disease, Congenital Heart Disease in Children and Adults, Pediatric Valvular Heart Disease

Santosh Uppu, MD
Director, Congenital Cardiac MRI Program; Assistant Professor
Congenital Cardiac MRI and CT imaging, Acquired Pediatric and Congenital Echocardiography, Fetal Cardiology, Adult Congenital Cardiology

Children’s Hospital of Philadelphia Division of Cardiology/Fetal Heart Program

Jack Rychik, MD
Director of the Fetal Heart Program, Robert S. and Dolores Harrington Endowed Chair in Pediatric Cardiology, Associate Chief, Division of Cardiology, Professor of Pediatrics, Perelman School of Medicine at the University of Pennsylvania
Echocardiography, fetal cardiology, single ventricle physiology

Shobha S. Natarajan, MD
Attending Cardiologist, Assistant Professor of Clinical Pediatrics, Perelman School of Medicine as the University of Pennsylvania
Fetal cardiology, vascular function

Karl Degenhardt, MD, PhD
Attending Cardiologist, Assistant Professor of Pediatrics, Perelman School of Medicine as the University of Pennsylvania

Christine Falkensammer, MD
Attending Cardiologist
Assistant Professor of Pediatrics, Perelman School of Medicine at the University of Pennsylvania
Echocardiography, fetal cardiology, general pediatric cardiology, newborn congenital heart disease

Anita L. Szwast, MD
Attending Cardiologist, Assistant Professor of Pediatrics, Perelman School of Medicine at the University of Pennsylvania
Cardiothoracic Surgery

Thomas L. Spray, MD
Chief of the Division of Cardiothoracic Surgery, Mortimer J. Buckley Jr. MD
Endowed Chair in Cardiac Surgery, Professor of Surgery, Perelman School of Medicine at the University of Pennsylvania

J. William Gaynor, MD
Attending Surgeon, Daniel M. Tabas Endowed Chair, Pediatric Cardiothoracic Surgery, Associate Professor of Surgery, Perelman School of Medicine at the
University of Pennsylvania
Cardiac transplantation, cardiopulmonary and pulmonary transplantation

Stephanie Fuller, MD
Attending Surgeon in the Division of Cardiothoracic Surgery, Associate Professor, Perelman School of Medicine at the University of Pennsylvania

Christopher E. Mascio, MD
Cardiothoracic Surgeon in the Division of Cardiothoracic Surgery, Assistant Professor of Clinical Surgery, Perelman School of Medicine at the University of Pennsylvania
Cardiac Critical Care Medicine

Andrew T. Costarino, Jr., MD, MSCE
Chief, Division of Cardiac Critical Care Medicine, Professor of Pediatrics of the Perelman School of Medicine at the University of Pennsylvania

Joshua J. Blinder, MD
Attending Cardiologist, Assistant Professor of Clinical Pediatrics in the Associated Faculty of the Perelman School of Medicine at the University of Pennsylvania

Aaron G. DeWitt, MD
Attending Cardiologist, Assistant Professor of Clinical Pediatrics in the Associated Faculty of the Perelman School of Medicine at the University of Pennsylvania

Stacie B. Peddy, MD, MS
Cardiac Intensivist, Assistant Professor of Anesthesiology & Critical Care, Perelman School of Medicine at the University of Pennsylvania
Cardiac Intensive Care

Marissa A. Brunetti, MD
Cardiac Intensivist, Assistant Professor of Clinical Pediatrics, Department of Anesthesiology & Critical Care Medicine, Perelman School of Medicine at the University of Pennsylvania

Contact Us

Mount Sinai-Children's Hospital of Philadelphia Children’s Heart Center

Phone: 1-844-PEDS-NYC (1-844-733-7692)

For billing questions, please call:
Tel. 212-987-3100

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