The 20 Best Insulinoma Doctors Near Me in Washington, DC
Find the Top Insulinoma 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 Insulinoma. 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.
Hospital Partner: Gw Hospital-Radiology
Berndt Schmit is a Radiologist practicing medicine in Washington, Washington, D.c.. Dr. Schmit is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 1 other condition, according to our data. His clinical expertise encompasses Bronchogenic Cyst, Pleural Effusion, Pleurisy, and Vertigo.
Gastroenterology And Hepatology Services At Sibley Memorial Hospital Washington D.C.
Fazel Dinary is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Dinary is rated as an Advanced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Insulinoma, Esophageal Cancer, Bile Duct Stricture, Endoscopy, and Gastrectomy.
Gw Gastroenterology & Liver Diseases-Foggy Bottom South
Hemanth Gavini is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Gavini is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 19 other conditions, according to our data. His clinical expertise encompasses Bile Duct Obstruction, Pancreatic Cancer, Bile Duct Stricture, Endoscopy, and Pancreatectomy.
MedStar Georgetown Transplant Institute At MedStar Georgetown University Hospital
Yuri Genyk is a Transplant Surgeon practicing medicine in Washington, Washington, D.c.. Dr. Genyk is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Pancreatic Cancer, Cholangiocarcinoma (Bile Duct Cancer), Fibrolamellar Carcinoma, Liver Transplant, and Hepatectomy.
Hu Faculty Practice Plan-Surgery Oncology
May Tee is a Surgical Oncologist practicing medicine in Washington, Washington, D.c.. Dr. Tee is rated as an Experienced provider by MediFind in the treatment of Insulinoma. She is also highly rated in 5 other conditions, according to our data. Her clinical expertise encompasses Ogilvie Syndrome, Pancreatic Cancer, Gallbladder Disease, Pancreaticoduodenectomy, and Pancreatectomy.
Washington Gastroenterology PC
R Martin is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Martin is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 9 other conditions, according to our data. His clinical expertise encompasses Chronic Pancreatitis, Familial Colorectal Cancer, Childhood Pancreatitis, Gastrectomy, and Endoscopy.
MedStar Health Gastroenterology At MedStar Georgetown University Hospital
Nadim Haddad is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Haddad is rated as an Experienced provider by MediFind in the treatment of Insulinoma. He is also highly rated in 23 other conditions, according to our data. His clinical expertise encompasses Gallstones, Gallbladder Disease, Cholestasis, Gallbladder Removal, and Endoscopy.
Last Updated: 06/30/2026
