Dr. Onwueme graduated with Distinction from Yale University with dual BSc/MSc degrees in chemistry and received MD and PhD degrees from Weill Cornell Medical College. He completed his Internal Medicine residency at Brigham and Women’s Hospital (Clinical Fellow Harvard Medical School) and his Gastroenterology fellowship at Johns Hopkins University School of Medicine. He is currently the Director of clinical trials at Woodholme Gastroenterology and has an ardent interest in the role of microbial metabolites in gut diseases. Dr. Onwueme prizes commitment to quality and compassionate patient care to which he devotes his practice. He has expert knowledge in gut microbiology and a special interest in diarrheal diseases, disordered gut motility, autoimmune and inflammatory bowel disease. Dr. Onwueme is rated as an Advanced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Gastric Dysmotility, Diverticular Disease, Diarrhea, Endoscopy, and Gastrectomy.

Edward Wolf is a Gastroenterologist in Baltimore, Maryland. Dr. Wolf is rated as an Advanced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Barrett Esophagus, Colonoscopy, and Gastrectomy.

Ernest Tsao is a Gastroenterologist in Baltimore, Maryland. Dr. Tsao is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Hepatitis, Gas Bloat Syndrome, Hepatitis C, Endoscopy, and Gastrectomy.

Agazi Gebreselassie is a Gastroenterologist and a Hospital Medicine provider in Baltimore, Maryland. Dr. Gebreselassie is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Jaundice, Macroamylasemia, Portal Hypertension, Endoscopy, and Colonoscopy.

Steven Epstein is a Gastroenterologist in Baltimore, Maryland. Dr. Epstein is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Familial Adenomatous Polyposis, Attenuated Familial Adenomatous Polyposis, Cronkhite-Canada Disease, Gastrectomy, and Colonoscopy.

Eric Blum is a Gastroenterologist in Baltimore, Maryland. Dr. Blum is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Diverticular Disease, Familial Adenomatous Polyposis, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

Loc Le is a Gastroenterologist in Baltimore, Maryland. Dr. Le is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome (IBS), Barrett Esophagus, Colonoscopy, and Endoscopy.

Arjun Vaid is a Gastroenterologist in Baltimore, Maryland. Dr. Vaid is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Jaundice, Irritable Bowel Syndrome (IBS), Hiccups, Colonoscopy, and Gastrectomy.

Joshua Wolf is a Colorectal Surgeon in Baltimore, Maryland. Dr. Wolf is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Anal Fissure, Familial Colorectal Cancer, Colorectal Cancer, Colostomy, and Hernia Surgery.

Jessica Felton is a Colorectal Surgeon in Baltimore, Maryland. Dr. Felton is rated as an Experienced provider by MediFind in the treatment of Encopresis. Her top areas of expertise are Hemorrhoids, Anal Fissure, Proctitis, Hemorrhoidectomy, and Colostomy.

Elliot Schwarzenberger is a Gastroenterologist in Pikesville, Maryland. Dr. Schwarzenberger is rated as an Advanced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Gas Bloat Syndrome, Diverticular Disease, Familial Adenomatous Polyposis, Gastrectomy, and Colonoscopy.

George Apostolides is a Colorectal Surgeon in Towson, Maryland. Dr. Apostolides is rated as an Advanced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Bowel Incontinence, Rectal Prolapse, Encopresis, Ileostomy, and Hernia Surgery.

Joseph Dirocco is a Colorectal Surgeon in Towson, Maryland. Dr. Dirocco is rated as an Advanced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Encopresis, Hemorrhoids, Bowel Incontinence, Bladder Reconstruction, and Hemorrhoidectomy.

Francesco Grasso is a Colorectal Surgeon in Towson, Maryland. Dr. Grasso is rated as an Advanced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Anal Cancer, Mesenteric Venous Thrombosis, Genital Warts, Bladder Reconstruction, and Ureteroscopy.

Vikesh Singh is a gastroenterologist who specializes in pancreatology and pancreaticobiliary endoscopy. He evaluates and treats patients with inflammatory diseases of the pancreas, including acute and chronic pancreatitis and autoimmune pancreatitis as well as the complications of these diseases. After earning his medical degree from the Johns Hopkins University School of Medicine, Dr. Singh remained at Johns Hopkins to complete residency training in internal medicine. He pursued fellowship training in gastroenterology at Brigham and Women’s Hospital, and earned a master’s degree in epidemiology from the Harvard T. H. Chan School of Public Health. He then returned to Johns Hopkins, where he completed a two-year advanced endoscopy fellowship with a focus on pancreaticobiliary endoscopy. Dr. Singh has been on the faculty at Johns Hopkins since 2008, and rose to the rank of professor in 2021. His research interests include acute and chronic pancreatitis, autoimmune pancreatitis, exocrine pancreatic insufficiency, and novel methods to evaluate and treat abdominal pain. Dr. Singh is a member of the board of directors of the National Pancreas Foundation, chair of the Pancreatic Disorders Section of the American Gastroenterological Association, a councilor for the International Association of Pancreatology and a member of the inaugural medical advisory board for the Familial Chylomicronemia Syndrome Foundation. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Exocrine Pancreatic Insufficiency, Hereditary Pancreatitis, Acute Pancreatitis, Pancreatectomy, and Endoscopy.

David Hutcheon is a Gastroenterologist in Lutherville, Maryland. Dr. Hutcheon is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Gastrointestinal Bleeding, Intestinal Cancer, Angiodysplasia of the Colon, Colonoscopy, and Endoscopy.

Dr. Marshall Bedine is an assistant professor of medicine at the Johns Hopkins University School of Medicine. His areas of clinical expertise include gastroenterology, inflammatory bowel disease and irritable bowel syndrome. He earned his M.D. from the Boston University School of Medicine. Dr. Bedine is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Crohn's Disease, Hemorrhoids, Attenuated Familial Adenomatous Polyposis, Colonoscopy, and Endoscopy.

Thomas Abernathy is a Gastroenterologist in Catonsville, Maryland. Dr. Abernathy is rated as an Experienced provider by MediFind in the treatment of Encopresis. His top areas of expertise are Lactose Intolerance, Familial Adenomatous Polyposis, Hemorrhoids, Gastrectomy, and Colonoscopy.

Susan Gearhart is a General Surgeon in Baltimore, Maryland. Dr. Gearhart is rated as an Advanced provider by MediFind in the treatment of Encopresis. Her top areas of expertise are Rectal Prolapse, Colorectal Cancer, Bowel Incontinence, Ileostomy, and Colostomy.

Dr. Bull-Henry joins Johns Hopkins as a hospitalist specializing in small bowel imaging, including single balloon enteroscopy, double balloon enteroscopy and wireless video capsule endoscopy. In addition, she has a special interest in small bowel GI bleeding, innovation in medical education and the use of artificial intelligence to attain greater diagnostic efficiencies, to improve patient outcomes and to achieve cost savings. Dr. Bull-Henry is active in her research. She has also published papers, contributed to book chapters and written abstracts on related clinical topics. Dr. Bull-Henry is active in a number of professional societies and currently serves on the Board of Governors and as Chair of the Training Committee for the American College of Gastroenterology. Videos Double Balloon EnteroscopyFAQ with Dr. Bull-Henry. Dr. Bull is rated as an Experienced provider by MediFind in the treatment of Encopresis. Her top areas of expertise are Angiodysplasia of the Colon, Gastroparesis, Painful Swallowing, Endoscopy, and Colonoscopy.