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Children’s Heart Institute

Richard Andrew Jonas, MD Richard Jonas, MD
Dr. Jonas is chief of Cardiac Surgery and Co-Director of the Children's National Heart Institute, and performs over 350 cardiac surgeries each year. Dr. Jonas is one of the foremost pediatric cardiac surgeons in the world. The single author of one textbook, Dr. Jonas has written 30 book chapters, published 281 journals and collaborated on four textbooks.
Gerard Martin, MD Gerard Martin, MD 
Dr. Martin is the executive director of the Center for the Heart, Lung and Kidney Disease and chief of the Division of Cardiology at Children's. Dr. Martin has more than 60 publications in the field of pediatric cardiology. He is an invited speaker nationally and internationally and is an acknowledged expert in the area of pediatric echocardiography and fetal cardiology. International patients see Dr. Martin for follow- up visits and evaluation at Children's Outpatient Centers.
Charles Ira Berul, MD Charles Berul, MD
Charles Berul, MD, is division chief of Cardiology. He was born in Washington, DC and raised in the area. He earned his bachelor's and Master’s degrees in biology from Bucknell University and then received his doctorate of medicine from University of Maryland. Dr. Berul completed his internship and residency in pediatrics at Yale, followed by specialty fellowship training in pediatric cardiology and electrophysiology at Children’s Hospital of Philadelphia. Dr. Berul was the director of the Pacemaker Program at Children’s Hospital Boston, Harvard Medical School until coming to Children’s National Medical Center in 2009. Dr. Berul is a professor of Pediatrics at George Washington University School of Medicine. Dr. Berul is a fellow of the Heart Rhythm Society, the American Academy of Pediatrics, the American College of Cardiology, the Society for Pediatric Research, and the American Heart Association’s Council on Cardiovascular Disease in the Young. Dr. Berul has more than 150 publications in pediatric cardiology and is an invited speaker nationally and internationally and is an acknowledged expert in the area of pediatric cardiac electrophysiology.
Michael C. Slack, MD Michael Slack, MD
Once used primarily for diagnoses only, cardiac catheterization has evolved into a major treatment based procedure. Currently almost two thirds of all cardiac catheterization procedures performed at Children’s involve a therapeutic intervention. Dr. Slack is an internationally recognized expert in the field of cardiac catheterization. Children’s offers all currently available catheterization treatment options available in the United States.
Adre J. Du Plessis, MBChB

Adre J. Du Plessis, MBChB
Adré du Plessis, MBChB joins Children’s National from Children’s Hospital Boston, where he developed and directed the Critical Care Neurology and Fetal-Neonatal Neurology programs within the Department of Neurology. These were the first such programs of their kind anywhere, and continue to be the largest in the United States and abroad. He is one of the world’s leading experts on the neurology of the fetal brain, and has been charged with bringing together existing and new fetal medicine programs at Children’s National.
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Center for Cancer and Blood Disorders

Jeffrey Stuart Dome, MD, PhD Jeffrey S. Dome, MD
Jeffrey S. Dome, MD, is Children’s division chief of Oncology and acting division chief of Hematology at Children’s. Dr. Dome joined Children’s from St. Jude Children’s Research Hospital. He is internationally renowned for his work in Wilms tumors and telomere biology. Dr. Dome has recently been appointed to chair of COG’s Renal Tumor Committee.
Gregory H. Reaman, MD Gregory H. Reaman, MD
Gregory H. Reaman, MD, is a pediatric oncologist at Children’s National, and previously served as the executive director of the Center for Cancer and Blood Disorders. Dr. Reaman is currently the chairman of the Children’s Oncology Group and executive vice president for Scientific and Medical Affairs, National Childhood Cancer Foundation in Bethesda, Maryland. He is a member of many medical societies including the American Pediatric Society, the American Society of Clinical Oncology, and the American Society of Pediatric Hematology/Oncology. Dr. Reaman has done extensive research, specifically in Acute Lymphoblastic Leukemia (ALL). In addition to his research, Dr. Reaman has authored or co-authored more than 250 publications and more than 175 abstracts that were presented at national and international meetings.
David Alex Jacobsohn, MD David Alex Jacobsohn, MD
David Jacobsohn, MD, the Division Chief of the Blood and Marrow Transplantation (Stem Cell Transplantation) joins Children's National from Children’s Memorial Hospital in Chicago, where he served as a member of the Stem Cell Transplant Program staff and as the Director of the Chronic Graft-versus-Host Disease Clinic. He has lectured widely on GvHD/BMT in Europe, Latin America, and the United States. Dr. Jacobsohn obtained a Bachelor of Science from Yale University, his medical degree from Tufts University, and a Masters in Clinical Investigation from from Johns Hopkins School of Hygiene and Public Health.
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Center for Neuroscience and Behavioral Medicine

Roger J. Packer, MD Roger J. Packer, MD
Roger J. Packer, MD, is the executive director of the Center for Neuroscience and Behavioral Medicine at Children’s and professor of Neurology and Pediatrics at the George Washington University. Dr. Packer has long been a leader in the care of children with brain tumors. Dr. Packer led the Brain Tumor Strategy Group of the Children’s Cancer Group (COG). He serves as chairman of COG’s Medulloblastoma Committee and is a chair of the Neuroscience Committee. He is the group chair of the new Clinical Trials Consortium for Neurofibromatosis. Dr. Packer’s past work has led to the development of “standard” approaches for children in the United States and throughout the world for medulloblastoma and low-grade astrocytomas, the most common benign brain tumor in children. Through Children’s Brain Tumor Program, Dr. Packer evaluates one in every 10 children in the United States with a brain tumor.

Robert F. Keating, MD Robert F. Keating, MD
Robert F. Keating, MD, is the division chief of Neurosurgery at Children’s and an associate professor of Neurological Surgery and Pediatrics at the George Washington University School of Medicine. A renowned neurosurgeon, his sub-specialties include brain tumors, craniofacial malformations, spina bifida, and spasticity. Dr. Keating is the lead editor of Tumors of the Pediatric Central Nervous System, a standard reference for this sub-specialty. As the lead surgeon in a conjoined twins’ separation, Dr. Keating led the separation of spinal cords and neurological function monitoring.

Joseph E. Robert Jr. Center for Surgical Care

Anthony David Sandler, MD Anthony D. Sandler, MD
Anthony D. Sandler, MD, is the Senior Vice President of the Joseph E. Robert, Jr., Center for Surgical Care at Children’s, chief of the Division of General and Thoracic Surgery, and the Diane and Norman Bernstein Professor in Pediatric Surgery. He is also a principal investigator in the Immunology Initiative of the Sheikh Zayed Institute for Pediatric Surgical Innovation. Dr. Sandler shares his time between research and clinically with patients.
Gary F. Rogers, MD, JD, MBA, MPH Gary Francis Rogers, MD
Gary F. Rogers, MD, JD, MBA, MPH, joins Children’s National as the chief of Plastic and Reconstructive Surgery, from Children’s Hospital Boston. Dr. Rogers has authored over 60 peer-review articles and has presented at numerous national and international meetings. He has contributed to the invention of 2 patented devices to treat deformational plagiocephaly. His clinical interests include hand/wrist trauma, craniofacial surgery (including facial trauma and reconstruction), and ear construction.
Laurel Claire Blakemore, MD Laurel Blakemore, MD
Laurel Blakemore, MD, is the division chief of Orthopaedic Surgery at Children’s. She received her training at the University of Alabama School of Medicine and completed her residency at the University of Michigan. Additionally, she completed her fellowship at Rainbow Babies and Children’s Hospital. She was a faculty member in pediatric orthopaedics at Rainbow Babies and Children’s Hospital in Cleveland, as well as Mott Children’s Hospital in Ann Arbor before joining Children’s National. Dr. Blakemore specializes in treating children with scoliosis and spinal deformities, as well as adolescent sports medicine and pediatric trauma.
Laura L. Tosi, MD Laura Tosi, MD
Laura Tosi, MD, is the director of the Bone Health Program at Children’s. Her practice focuses on orthopaedic management of children with physical disabilities and birth defects. Dr. Tosi also works to increase physician awareness of bone health issues for women and children, with the goal of reducing debilitating bone injury as the population ages. She is a graduate of Harvard Medical School and completed her internship and residency at Columbia Presbyterian Medical School. Additionally, Dr. Tosi completed a fellowship in orthopaedic surgery at The Hospital for Sick Children in Toronto.
Gastroenterology, Hepatology and Nutrition
John David Snyder, MD John Snyder, MD
John Snyder, MD, is the chief of the Division of Gastroenterology, Hepatology and Nutrition at Children’s National. He is considered an expert in a variety of GI disorders and has worked extensively in the fields of infant nutrition and international child health. His current research interests include H. pylori and celiac disease.
Pulmonary, Sleep Medicine & Cystic Fibrosis
Anastassios C. Koumbourlis, MD Anastassios C. Koumbourlis, MD
Anastassios Koumbourlis, MD, is Chief of the Division of Pulmonary and Sleep Medicine. Apart from treating pulmonary and sleep disorders, he also evaluates and treats cystic fibrosis at our Cystic Fibrosis Center (Pediatric and Adult). Dr. Koumbourlis previously was a professor of Clinical Pediatrics at the Albert Einstein College of Medicine and Chief of Pulmonology at the Schneider Children’s Hospital in New York. Prior to this, he was on the faculty of Columbia University and Director of the Pulmonary Function and Exercise Laboratories at the Children’s Hospital of New York at Columbia University Medical Center. Dr. Koumbourlis has extensive experience in pediatric pulmonary medicine with special interests in congenital lung and airway anomalies, chest wall deformities, and pulmonary complications of neuromuscular and sickle cell disease.
Marshall Summar, MD Marshall Summar, MD
Dr. Marshall Summar is the Chief of the Division of Genetics and Metabolism and the Margaret O’Malley Chair of Molecular Genetics. He joined Children's National from Vanderbilt University School of Medicine, where he directed the Program in Translational Genetics, the DNA Core program, and started the inborn errors of metabolism program. Dr. Summar is board-certified in Pediatrics, Clinical Genetics, and Biochemical Genetics.
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The International Program Staff

Tania Paiva, Interim Director, International Programs, Children's NationalMedical Center Tania Paiva


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