The 20 Best PIK3CA-Related Overgrowth Spectrum Doctors Near Me in District of Columbia, US
Find the Top PIK3CA-Related Overgrowth Spectrum Experts and Specialists
Main Hospital
Jonathan Zember is a Pediatric Radiologist practicing medicine in Washington, Washington, D.c.. He has been practicing medicine for over 15 years. Dr. Zember is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. His clinical expertise encompasses Marshall-Smith Syndrome, Perlman Syndrome, Cantu Syndrome, and Megalencephaly-Capillary Malformation Syndrome. Dr. Zember is board certified in Pediatric Radiology: American Board Of Radiology, 2019 and Diagnostic Radiology: American Board Of Radiology, 2017.
Main Hospital
Narendra Shet is a Pediatric Radiologist practicing medicine in Washington, Washington, D.c.. He has been practicing medicine for over 19 years. Dr. Shet is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Atresia of Small Intestine, Scoliosis, Short Stature (Growth Disorders), and Situs Inversus. Dr. Shet is board certified in Pediatric Radiology: American Board Of Radiology, 2015 and Diagnostic Radiology: American Board Of Radiology, 2012.
Main Hospital
Bruce Markle, MD, is the associate chief of the Division of Diagnostic Imaging and Radiology. He also is the section head of body MR. Dr. Markle is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Spondylocarpotarsal Synostosis Syndrome, Caudal Regression Syndrome, Short Stature (Growth Disorders), and Familial Short Stature (FSS). Dr. Markle is board certified in Diagnostic Radiology: American Board Of Radiology, 1978.
Main Hospital
Ramon Sanchez is a Pediatric Radiologist practicing medicine in Washington, Washington, D.c.. He has been practicing medicine for over 33 years. Dr. Sanchez is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Hirschsprung Disease, Scoliosis, Caudal Regression Syndrome, and Spondylocarpotarsal Synostosis Syndrome. Dr. Sanchez is board certified in Pediatric Radiology: American Board Of Radiology, 2014 and Diagnostic Radiology: American Board Of Radiology, 2012.
Main Hospital
Harutyun Haroyan is a Pediatric Radiologist practicing medicine in Washington, Washington, D.c.. He has been practicing medicine for over 22 years. Dr. Haroyan is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Hirschsprung Disease, Cerebral Hypoxia, Atresia of Small Intestine, and Dextrocardia with Situs Inversus. Dr. Haroyan is board certified in Pediatric Radiology: American Board Of Radiology, 2016, Neuroradiology: American Board Of Radiology, 2016, and Diagnostic Radiology: American Board Of Radiology, 2013.
Main Hospital
Eglal Shalaby-Rana, MD, is a radiologist in the Division of Diagnostic Imaging and Radiology at Children's National Hospital. She is the director of performance improvement. Dr. Rana is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Hirschsprung Disease, Scoliosis, Knock Knees, and Biliary Atresia. Dr. Rana is board certified in Pediatric Radiology: American Board Of Radiology, 1995 and Diagnostic Radiology: American Board Of Radiology, 1987.
Main Hospital-Neuroscience Clinic
Dana Harrar, MD, PhD, is an associate professor of Neurology and Pediatrics at the George Washington University School of Medicine and Health Sciences in Washington, D.C. She serves as the director of the Pediatric Critical Care Neurology Program and Pediatric Stroke Program at Children’s National Hospital. Dr. Harrar cares for patients within the Critical Care Neurology and Intensive Care Unit EEG services. She is board-certified in neurology with special qualifications in child neurology, clinical neurophysiology and neurocritical care. Her research areas of interest include acute pediatric stroke and critical care EEG monitoring. Dr. Harrar is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Seizures, Status Epilepticus, Generalized Tonic-Clonic Seizure, Absence Seizure, and Thrombectomy. Dr. Harrar is board certified in Clinical Neurophysiology: American Board Of Psychiatry And Neurology, 2019 and American Board Of Psychiatry And Neurology, 2016.
Sibley Memorial Hospital
Margaret “Geri” Keane is a gastroenterologist specializing in Therapeutic and Bariatric endoscopy. She primarily treats people who require assistance with weight loss or who have weight regain or a complication following Bariatric Surgery. She offers the full range of minimally invasive endoscopic approaches to weight loss, including endoscopic sleeve gastroplasty, the gastric balloon procedure or transoral gastric outlet reduction. She also sees patients who have biliary complaints such as bile duct stones or strictures, cancers of the bile duct or and diseases of the pancreas such as pancreatic cysts, to name a few. She performs all forms of therapeutic EUS and ERCP including cholangioscopy. Dr. Keane earned her medical degree at Guy’s, King’s and St Thomas’ Medical school in London. She completed her internal medicine residency at The Hammersmith and Charing Cross hospitals in London, followed by a fellowship in gastroenterology and hepatology at University College London Hospitals, the Royal Free Hospital and King’s College Hospital in London. During her gastroenterology fellowship, Dr. Keane undertook a master’s degree in medical education and a Ph.D. at University College London. Her doctorate explored novel diagnostic and therapeutic strategies for the management of pancreatic cysts. Following her gastroenterology fellowship, Dr. Keane completed a fellowship in hepatology and endoscopic retrograde cholangiopancreatography/endoscopic ultrasound at King’s College London, followed by a two-year advanced endoscopy fellowship at Johns Hopkins. She is certified in general internal medicine, gastroenterology and hepatology by the Joint Royal Colleges of Physicians Training Board of the United Kingdom. She is a member of the Royal College of Physicians of the United Kingdom and is a fellow of the Higher Education Academy. She is a recipient of the American Society for Gastrointestinal Endoscopy 2022 Endoscopic Training Award, which enabled her to gain dedicated training in bariatric endoscopy at Mohak bariatric center in Indore, India, one of the busiest bariatric centers in the world. Dr. Keane’s research interests include Bariatric Endoscopy, Endoscopic innovation and early diagnostic strategies for pancreatic and biliary tract cancers including the management of pancreatic cysts. She has published more than 70 original articles, editorials, book chapters and review articles. Dr. Keane is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Bile Duct Obstruction, Pancreatic Cancer, Cholestasis, Endoscopy, and Hepato-Pancreato-Biliary Surgery.
Office
Sandra Swain is an Oncologist practicing medicine in Washington, Washington, D.c.. Dr. Swain is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Inflammatory Breast Cancer, PIK3CA-Related Overgrowth Spectrum, and HER-2 Positive Breast Cancer.
Telehealth Video Visit
Laura L. Tosi, MD, is the director of the Bone Health Program at Children’s National Hospital. 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. Dr. Tosi also treats children and adults with spina bifida and other congenital orthopaedic problems. Dr. Tosi has lectured extensively on women’s bone health, particularly osteoporosis prevention, to women’s organizations throughout the United States. Dr. Tosi is a member of the Committee on Women’s Health Issues for the American Academy of Orthopaedic Surgeons and serves on the Boards of Directors for the Orthopaedic Research and Education Foundation and the Academic Orthopaedic Society. Specialties: Rare Bone Disease, Bone Health, and Trauma. Dr. Tosi is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Osteogenesis Imperfecta, Macrodactyly of the Foot, Acromicric Dysplasia, and Osteoporosis. Dr. Tosi is board certified in Orthopaedic Surgery: American Board Of Orthopaedic Surgery, 1986.
Gw Cancer & Blood Disorders-Foggy Bottom South Pavilion
Julie Bauman is a Hematologist practicing medicine in Washington, Washington, D.c.. Dr. Bauman is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 9 other conditions, according to our data. Her clinical expertise encompasses Head and Neck Squamous Cell Carcinoma (HNSCC), Glioma, Tongue Cancer, PIK3CA-Related Overgrowth Spectrum, and Tissue Biopsy.
Children's National Hospital
Seema Khan is a Pediatric Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Khan is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Tracheoesophageal Fistula, Atresia of Small Intestine, Esophageal Atresia, and Esophageal Atresia Coloboma Talipes.
MedStar Georgetown University Hospital
John Marshall is an Oncologist practicing medicine in Washington, Washington, D.c.. Dr. Marshall is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Pancreatic Cancer, Familial Colorectal Cancer, Pancreatectomy, and Hepatectomy.
MedStar Georgetown Cancer Institute At MedStar Georgetown University Hospital
Stephen Liu is a Hematologist practicing medicine in Washington, Washington, D.c.. Dr. Liu is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Lung Cancer, Non-Small Cell Lung Cancer (NSCLC), Small Cell Lung Cancer (SCLC), EGFR Positive Lung Cancer, and Tissue Biopsy.
MedStar Georgetown Cancer Institute At MedStar Georgetown University Hospital
Claudine Isaacs is a Hematologist practicing medicine in Washington, Washington, D.c.. Dr. Isaacs is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 12 other conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, HER-2 Positive Breast Cancer, Angiosarcoma, and Salpingo-Oophorectomy.
Rare Disease Institute
Amy Lewanda, MD, joined Children's National Hospital as a faculty member in 1994 after finishing her medical genetics training at Johns Hopkins Hospital in the same year. She has served as a faculty member in medical genetics in the Inova health system. Dr. Lewanda is the co-director of the Down Syndrome Clinic. Dr. Lewanda’s research focuses on health outcomes for patients with Down Syndrome, and pediatric to adult transitions for genetics patients. Dr. Lewanda is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Increased Head Circumference, Autism Spectrum Disorder, Cantu Syndrome, and Hemi 3 Syndrome. Dr. Lewanda is board certified in Clinical Genetics (MD): American Board Of Medical Genetics And Genomics, 2020, Clinical Genetics (MD): American Board Of Medical Genetics And Genomics, 1993, and Pediatrics: American Board Of Pediatrics, 1991.
Sibley Memorial Hospital
Dr. Michael Pishvaian is the director of Gastrointestinal, Developmental Therapeutics and Clinical Research Programs for the Johns Hopkins Kimmel Cancer Center in the Greater Washington Area and an associate professor at the School of Medicine. Dr. Pishvaian is a fellowship-trained gastrointestinal oncologist specializing in pancreatic and refractory colorectal cancers. He is committed to precision medicine and provides his patients with the most appropriate and advanced level of care. He conducts all phases of clinical trials for all GI cancers and enrolls qualifying patients. Click here to learn more about oncology clinical trials the Greater Washington Area. Dr. Pishvaian is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 26 other conditions, according to our data. His clinical expertise encompasses Pancreatic Cancer, Colorectal Cancer, Familial Pancreatic Cancer, Pancreaticoduodenectomy, and Pancreatectomy. Dr. Pishvaian is board certified in American Board Of Internal Medicine.
Main Hospital
Lea Mayer is a Pediatric Hematologist Oncology provider practicing medicine in Washington, Washington, D.c.. She has been practicing medicine for over 16 years. Dr. Mayer is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. Her clinical expertise encompasses Marshall-Smith Syndrome, Cantu Syndrome, Hemi 3 Syndrome, and Megalencephaly-Capillary Malformation Syndrome. Dr. Mayer is board certified in Oncology Nursing Certification Corporation, 2015 and Primary Care Certified Pediatric Nurse Practitioner (CPNP-PC): Pediatric Nursing Certification Board, 2010.
Telehealth Video Visit
Wei-Liang Chen, MD, specialized in child neurology and genetics with focus on epilepsy, infantile spasm, brain malformation and other neurodevelopmental disorders. Dr. Chen is in charge of treatment trials in epilepsy. He is the site investigator in a national research consortium, Pediatric Epilepsy Research Consortium (PERC) Infantile Spasm group. He is also the principal investigator for the Epileptic Encephalopathy program at Children's National Hospital and serves as co-investigator in several other research projects focusing on neurogenetic diseases, neurometabolic disorders and functional neuroimaging. Dr. Chen is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Megalencephaly-Capillary Malformation Syndrome, Seizures, Epilepsy, and Landau-Kleffner Syndrome. Dr. Chen is board certified in American Board Of Medical Genetics And Genomics, 2021, Clinical Neurophysiology: American Board Of Psychiatry And Neurology, 2019, and Neurology With Special Qualification In Child Neurology: American Board Of Psychiatry And Neurology, 2018.
MedStar Georgetown Cancer Institute At MedStar Georgetown University Hospital
Benjamin Weinberg is an Oncologist practicing medicine in Washington, Washington, D.c.. Dr. Weinberg is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Pancreatic Cancer, Familial Colorectal Cancer, Pancreaticoduodenectomy, and Vertebroplasty.
Last Updated: 06/30/2026












