The 20 Best Williams Syndrome Doctors Near Me in Maryland, US
Find the Top Williams Syndrome Experts and Specialists
Children's National St. Mary's/Cardiology At Medstar St. Mary's
Jeffrey A. Becker, MD, is a cardiologist at Children’s National Hospital. In previous roles, he has served as both the Medical Director and Program Director for Outpatient Cardiology. Before joining Children's in 2008, he served as Assistant Chief of Pediatrics and Chief of Pediatric Cardiology at Walter Reed Army Medical Center, retiring as an Army Colonel. Dr. Becker is board certified in general pediatrics and pediatric cardiology, a fellow of the American Academy of Pediatrics and the American College of Cardiology and a member of the North American Society for Cardiac Imaging. He received his doctorate of medicine from the George Washington University School of Medicine, Washington, D.C. He completed his residency in pediatrics at Walter Reed Army Medical Center, Washington, D.C., and his fellowship training in cardiology at Children's National. His primary interests include: non-invasive cardiac imaging and outpatient cardiology. Dr. Becker is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Sinus of Valsalva Aneurysm, Interrupted Aortic Arch, Patent Ductus Arteriosus, and Ventricular Septal Defects. Dr. Becker is board certified in Pediatric Cardiology: American Board Of Pediatrics, 1998 and Pediatrics: American Board Of Pediatrics, 1991.
Johns Hopkins Health Care & Surgery Center — Bethesda
Dr. Ari Cedars is a cardiologist in Baltimore, Maryland. He also serves as director of the Adult Congenital Heart Disease Center at both the Johns Hopkins Heart and Vascular Institute and the Blalock-Taussig-Thomas Pediatric and Congenital Heart Center. Dr. Cedars is an associate professor of medicine and pediatrics at the Johns Hopkins University School of Medicine. Dr. Cedars specializes in adult congenital heart disease. He is a member of the leadership committee for the Advanced Cardiac Therapies Improving Outcomes Network (ACTION), an organization focused on the improvement of outcomes for pediatric ventricular assist device (VAD) patients. He is an administrative board member of the Alliance for Adult Research in Congenital Cardiology (AARCC), a multi-institutional academic research network devoted to producing new research in adult congenital heart disease. He is also a member of the medical advisory board for the Adult Congenital Heart Association (ACHA). Dr. Cedars’ research focuses on patient-centered outcomes, mechanical circulatory support and ventricular assist devices, and the biological mechanisms underlying clinical disease progression in congenital heart disease. Dr. Cedars is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 14 other conditions, according to our data. His clinical expertise encompasses Congenital Heart Disease (CHD), Tetralogy of Fallot, Heart Attack, Apoplexy, and Heart Transplant. Dr. Cedars is board certified in American Board Of Internal Medicine.
Rubenstein Child Health Building
Dr. Jill A. Fahrner is an assistant professor in the Departments of Genetic Medicine and Pediatrics at the Johns Hopkins University School of Medicine. Her area of clinical expertise is medical genetics. Dr. Fahrner earned her Ph.D. from Johns Hopkins University and her M.D. from the University of North Carolina. She completed pediatrics residency training at Duke University Medical Center. She joined the McKusick-Nathans Institute of Genetic Medicine as a genetic medicine resident in 2009 and completed her training in 2012. She stayed on as chief resident from 2012-2013 and then joined the faculty as an assistant professor in the Department of Pediatrics within the McKusick-Nathans Institute of Genetic Medicine in 2013. Her current primary appointment is Assistant Professor in the Department of Genetic Medicine, where she is Director of the multidisciplinary Epigenetics and Chromatin Clinic. She is a physician-scientist with a long-standing interest in epigenetic mechanisms of disease. Her clinical focus is on caring for individuals with epigenetic and chromatin disorders, specifically Mendelian disorders of the epigenetic machinery, or chromatin modifying disorders. She has seen hundreds of individuals with congenital disorders involving disrupted epigenetics, most of which exhibit neurodevelopmental disabilities and abnormal growth. Her laboratory research is focused on understanding disease mechanisms and developing therapies for select Mendelian disorders of the epigenetic machinery. She is a member of the American Society of Human Genetics (ASHG), having won an ASHG Reviewer’s Choice Abstract Award for her work on growth retardation in Kabuki syndrome 1. She has received a Johns Hopkins School of Medicine Clinician Scientist Award, a Johns Hopkins School of Medicine Musculoskeletal Pilot and Feasibility Award, a William and Ella Owens Medical Research Foundation Award, the Margaret Ellen Nielsen Fellowship Award, and the Alice and YT Chen Travel Award while at Johns Hopkins. She is the recipient of a prestigious Hartwell Foundation Individual Biomedical Research Award and also has ongoing research funding from the National Institutes of Health. Dr. Fahrner is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 10 other conditions, according to our data. Her clinical expertise encompasses Weaver Syndrome, Sotos Syndrome, Kabuki Syndrome, Marshall-Smith Syndrome, and Orchiectomy. Dr. Fahrner is board certified in American Board Of Medical Genetics And Genomics.
Annapolis
Gerard Martin, MD, FAAP, FACC, FAHA, is a cardiologist at Children's National Hospital, where he has been in practice since 1986. Dr. Martin was promoted to professor of pediatrics (with tenure) at George Washington University School of Medicine & Health Sciences in 1995 and served as the chief of cardiology, 1997-2009, and senior vice president for the Center for Heart, Lung and Kidney Disease, 1999-2015. He founded the Heart and Lung Center in 2004, and was named the 2007 C. Richard Beyda professor of cardiology. Dr. Martin was educated at Syracuse University and the State University of New York, Upstate School of Medicine. After a residency at Brown University and the Rhode Island Hospital, he received training in pediatric cardiology at the Cardiovascular Research Institute at the University of California, San Francisco. He has published over 150 peer-reviewed manuscripts, book chapters, and invited publications and has presented abstracts at over 125 meetings. Dr. Martin is an invited lecturer who has traveled to over 200 meetings, hospitals and universities within the U.S., as well as around the world. Additionally, Dr. Martin is an advocate for congenital heart disease (CHD) efforts nationally and internationally. He played integral roles in the development of CCHD screening and the sub-board of Adult Congenital Heart Disease in the U.S. Dr. Martin also has served as a volunteer on medical missions to developing countries, and as a consultant within the U.S., South America, Asia and the Middle East. Dr. Martin is board-certified in pediatric cardiology, a fellow of the American Academy of Pediatrics and the American College of Cardiology, and a member of the Society for Pediatric Research and the American Board of Pediatrics. He has served or is currently serving on the sub-board of Pediatric Cardiology, American Board of Pediatrics; the chair of the Section Adult Congenital and Pediatric Cardiology, American College of Cardiology; a member of the American Board of Internal Medicine, sub-board of Adult Congenital Heart Disease; and the board of trustees, American College of Cardiology. Dr. Martin is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Congenital Heart Disease (CHD), Ventricular Septal Defects, Pulmonary Atresia, and Heart Murmurs. Dr. Martin is board certified in Adult Congenital Heart Disease: American Board Of Internal Medicine, 2015, Pediatric Cardiology: American Board Of Pediatrics, 1988, and Pediatrics: American Board Of Pediatrics, 1986.
Annapolis
Seiji Ito, MD, is a board certified cardiologist at Children's National. Dr. Ito is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Tricuspid Atresia, Ebstein's Anomaly, Pulmonary Atresia, Pulmonary Valves Agenesis, and Pacemaker Implantation. Dr. Ito is board certified in Adult Congenital Heart Disease: American Board Of Internal Medicine, 2017, Pediatric Cardiology: American Board Of Pediatrics, 2014, Internal Medicine: American Board Of Internal Medicine, 2011, and Pediatrics: American Board Of Pediatrics, 2011.
Danny And Gail Jones Primary Care
Nicholas Podhorniak is a primary care provider, practicing in Internal Medicine in Bel Air, Maryland. Dr. Podhorniak is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. His clinical expertise encompasses Vitamin D Deficiency, Williams Syndrome, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Podhorniak is currently accepting new patients.
National Cancer Institute
Marcus Chen is a Cardiologist practicing medicine in Bethesda, Maryland. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Coronary Heart Disease, Anomalous Left Coronary Artery from the Pulmonary Artery, Alkaptonuria, Atherosclerosis, and Transcatheter Aortic Valve Replacement (TAVR).
The Heart Center Of Northern Anne Arundel County PA
My-le Nguyen is a Cardiologist practicing medicine in Glen Burnie,, Maryland. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. Her clinical expertise encompasses Cardiomyopathy, Atherosclerosis, Coronary Heart Disease, and Angina.
Office
Virginie Chebou is a primary care provider, practicing in Internal Medicine in Gwynn Oak, Maryland. Dr. Chebou is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Williams Syndrome, Dementia, Vascular Dementia, and Hypertension.
Autumn Lake Healthcare At Long Green
Benorayehush Weldetsadik is a primary care provider, practicing in Internal Medicine in Baltimore, Maryland. Dr. Weldetsadik is rated as an Advanced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Dementia, COVID-19, Multisystem Inflammatory Syndrome in Children (MIS-C), and Williams Syndrome.
Montgomery County
Kenneth Rosenbaum, MD, started with Children’s National Hospital in 1972 after completing his medical genetics training at Johns Hopkins University in 1971. Dr. Rosenbaum has consistently been voted the top physician at Children’s National over the past 10 years. Dr. Rosenbaum has overseen dysmorphic research projects at the National Institutes of Health, in Egypt, and here at Children’s National. Dr. Rosenbaum is the co-director of the Down Syndrome Clinic and the NF clinic. Dr. Rosenbaum is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Neurofibromatosis Type 1 (NF1), Neurofibromatosis, Triple X Syndrome, and Williams Syndrome. Dr. Rosenbaum is board certified in Clinical Cytogenetics: American Board Of Medical Genetics And Genomics, 1982, Clinical Genetics (MD): American Board Of Medical Genetics And Genomics, 1982, and Pediatrics: American Board Of Pediatrics, 1976.
Rubenstein Child Health Building
Ambroise Wonkam is a Pediatrics specialist and a Medical Genetics provider practicing medicine in Baltimore, Maryland. Dr. Wonkam is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Anemia, Fragile X Syndrome, Pyle Disease, and Micrognathia.
Montgomery County
Wayne Franklin, MD, MBA, FACC, is the senior vice president of the Heart and Lung Center. Dr. Franklin oversees the full spectrum of heart care services including cardiac imaging and diagnostics, interventional cardiology, electrophysiology, cardiac anesthesia, cardiac surgery and cardiac intensive care. Dr. Franklin is involved with research focused on adults with congenital heart disease, specifically single ventricle-Fontan physiology, neurocognitive outcomes, pulmonary hypertension, cardiac disease in pregnancy and transition medicine. Dr. Franklin is a graduate of Williams College in Williamstown, MA, and UCLA School of Medicine. He completed his residency training in internal medicine and pediatrics at Duke University. He then completed two simultaneous fellowships in adult cardiology and pediatric cardiology at St. Luke’s/Texas Heart Institute and at Baylor College of Medicine/Texas Children’s Hospital in Houston. Dr. Franklin is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Congenital Heart Disease (CHD), Double Inlet Left Ventricle, Ebstein's Anomaly, and Ventricular Septal Defects. Dr. Franklin is board certified in Adult Congenital Heart Disease: American Board Of Internal Medicine, 2017 and Cardiovascular Disease: American Board Of Internal Medicine, 2007.
Johns Hopkins Children's Center
Dr. W. Reid Thompson is an Associate Professor of Pediatrics at the Johns Hopkins University School of Medicine. His areas of clinical expertise include pediatric cardiology, cardiomyopathy, muscular dystrophy, and echocardiography. Dr. Thompson is a member of the pediatric cardiovascular team at the Heart and Vascular Institute at Johns Hopkins. Dr. Thompson was born in Chapel Hill, North Carolina. He was a Morehead Scholar at the University of North Carolina, where he was also Phi Eta Sigma and Phi Beta Kappa. He received his M.D. from the Wake Forest University Bowman Gray School of Medicine in Winston-Salem, North Carolina. He completed his residency at Johns Hopkins Hospital and performed a fellowship in pediatric cardiology at The Children’s Hospital – Harvard Medical School. Dr. Thompson's research interests include evaluation of ventricular function in patients with muscular dystrophy, Barth syndrome, and status post chemotherapy. He also studies novel methods of teaching and diagnosing heart disease through cardiac auscultation. Dr. Thompson is a physician at the Johns Hopkins Hospital as well as the Kennedy Krieger Institute. He was awarded an Individual National Research Service Award by the National Institutes of Health. He was also an American Heart Association Bugher Fellow and a Child Health Research Center New Program Development Awardee. Dr. Thompson is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Barth Syndrome, Duchenne Muscular Dystrophy, Tetralogy of Fallot, and Ventricular Septal Defects. Dr. Thompson is board certified in American Board Of Pediatrics.
RSC Outpatient Clinic Rockville (MD)
Jeffrey Rabin is a Pediatrics provider practicing medicine in Rockville, Maryland. He has been practicing medicine for over 37 years. Dr. Rabin is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Hypermobile Joints, Cerebral Palsy, Alternating Hemiplegia of Childhood, and Kyphosis. Dr. Rabin is board certified in Physical Medicine And Rehabilitation: American Board Of Physical Medicine And Rehabilitation, 2014 and Pediatric Rehabilitation Medicine: American Board Of Physical Medicine And Rehabilitation, 2011.
Annapolis
Rebecca Lane is a Pediatrics provider practicing medicine in Annapolis, Maryland. She has been practicing medicine for over 11 years. Dr. Lane is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Autism Spectrum Disorder, Delayed Growth, and Williams Syndrome. Dr. Lane is board certified in American Board Of Pediatrics, 2023 and American Board Of Pediatrics, 2018.
Mdics Transitional Care LLC
Emily Sim is a primary care provider, practicing in Pediatrics in Glen Burnie, Maryland. Dr. Sim is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses End-Stage Renal Disease (ESRD), Dementia, Alzheimer's Disease, and Necrotizing Enterocolitis.
Maximilian Muenke is a Medical Genetics provider practicing medicine in Bethesda, Maryland. Dr. Muenke is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Holoprosencephaly, Turner Syndrome, Corpus Callosum Agenesis, and Chromosome 7q Duplication.
Marshall Summar is a Medical Genetics specialist and a Pediatrics provider practicing medicine in Chevy Chase, Maryland. Dr. Summar is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Argininosuccinic Aciduria, Urea Cycle Disorders (UCD), Propionic Acidemia, and Ornithine Translocase Deficiency.
Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc
Pim Suwannarat is a Medical Genetics specialist and a Pediatrics provider practicing medicine in Frederick, Maryland. Dr. Suwannarat is rated as an Experienced provider by MediFind in the treatment of Williams Syndrome. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Triple X Syndrome, Classic Galactosemia, Ehlers-Danlos Syndrome (EDS), and Chromosome 10q Deletion. Dr. Suwannarat is currently accepting new patients.
Last Updated: 06/30/2026










