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
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.
Children's National Hospital
Narendra Shet is a Pediatric Radiologist practicing medicine in Washington, Washington, D.c.. 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.
Children's National Hospital
Bruce Markle is a Radiologist practicing medicine in Washington, Washington, D.c.. 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).
Children's National Hospital
Eglal Shalaby is a Pediatric Radiologist practicing medicine in Washington, Washington, D.c.. Dr. Shalaby 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.
Children's National Hospital
Dana Harrar is a Neurologist practicing medicine in Washington, Washington, D.c.. 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.
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.
Children's National Hospital
Laura Tosi is a Pediatrics provider practicing medicine in Washington, Washington, D.c.. 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.
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.
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.
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.
Gw Cancer & Blood Disorders-Foggy Bottom South Pavilion
Prashanth Ashok is a Hematologist practicing medicine in Washington, Washington, D.c.. He has been practicing medicine for over 10 years. Dr. Ashok 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 Lacrimal Gland Tumor, PIK3CA-Related Overgrowth Spectrum, Lung Cancer, and Breast Cancer.
Children's Hospital
Amy Lewanda is a Pediatrics provider practicing medicine in Washington, Washington, D.c.. 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.
Children's National Hospital
Debra Regier is a Pediatrics provider practicing medicine in Washington, Washington, D.c.. She has been practicing medicine for over 17 years. Dr. Regier is rated as an Experienced 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 Gangliosidosis, GM1 Gangliosidosis, Cantu Syndrome, and Maple Syrup Urine Disease.
Children's National Hospital
Kenneth Rosenbaum is a Pediatrics provider practicing medicine in Washington, Washington, D.c.. Dr. Rosenbaum 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 Neurofibromatosis Type 1 (NF1), Neurofibromatosis, Triple X Syndrome, and Williams Syndrome.
Children's National Hospital
Jeffrey Rabin is a Pediatrics provider practicing medicine in Washington, Washington, D.c.. Dr. Rabin is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. 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.
MedStar Georgetown University Hospital
Paul Kluetz is an Oncologist practicing medicine in Washington, Washington, D.c.. Dr. Kluetz 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 Prostate Cancer, Breast Cancer, Lung Cancer, Renal Cell Carcinoma (RCC), and Nephrectomy.
Last Updated: 06/30/2026



