Gastroenterologist Mouen Khashab specializes in therapeutic endoscopy, and he oversees this group of practitioners across the Johns Hopkins enterprise. Nationally and internationally known in the field of interventional endoscopy, Dr. Khashab has contributed immensely to the field’s advancement as a minimally invasive means to treat gastrointestinal and pancreaticobiliary disorders. Dr. Khashab earned his medical degree from the American University of Beirut Faculty of Medicine, and subsequently completed a residency in internal medicine and a fellowship in gastroenterology at Indiana University. He then completed a two-year fellowship at The Johns Hopkins Hospital before joining the faculty in 2011. A busy researcher, Dr. Khashab has published more than 600 papers in peer-reviewed journals. In 2013, he described the procedure called gastric peroral endoscopic myotomy (known as G-POEM) and was able to disseminate and teach it all over the world. Other procedures that he expanded include peroral endoscopic myotomy (POEM), peroral endoscopic myotomy with fundoplication (POEM-F), Zenker’s peroral endoscopic myotomy (Z-POEM) and full thickness resection. In 2022, he received the Master Endoscopist Award from the American Society for Gastrointestinal Endoscopy (ASGE) for his numerous contributions to the field. His procedural expertise includes endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound (EUS), interventional EUS, submucosal endoscopy, POEM/achalasia, endoscopic mucosal resection, endoscopic submucosal dissection, luminal stenting, large polyp resection and Barrett’s therapy, among others. Dr. Khashab is involved with multiple gastrointestinal societies and has served on many committees, including the ASGE Standards of Practice Committee, which is in charge of formulating guidelines for the practice of endoscopy. He has also served as an associate editor for the journal Endoscopy, a premier journal in the field. Khashab is a highly sought-after speaker at national and international conferences, and he has participated in multiple live endoscopy conferences. Outside of academic medicine, Dr. Khashab is an entrepreneur. His major interest is in new technology and medical devices, and his goal is to disrupt the field by introducing technology that makes endoscopic procedures safer, easier, efficient and more scalable. Dr. Khashab is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Achalasia, Pancreatic Pseudocyst, Bile Duct Obstruction, Endoscopy, and Gastric Bypass.

Gastroenterologist Saowanee Ngamruengphong specializes in the endoscopic diagnosis and management of gastrointestinal malignancies, premalignant and malignant lesions in the gastrointestinal tract (e.g., early gastric cancer, Barrett's esophagus-associated neoplasia), esophageal cancer, colon polyps or early colorectal cancer, and pancreatic and biliary disease. Dr. Ngamruengphong earned a medical degree from Chulalongkorn University and completed residency training at the Texas Tech University Health Sciences Center. She undertook fellowship training in gastroenterology at the Mayo School of Graduate Medical Education and further fellowship training in therapeutic endoscopy at The Johns Hopkins Hospital. Her research interests include endoscopic resection and the management of precancerous or cancerous gastrointestinal lesions. Dr. Ngamruengphong is a member of several professional organizations, including the Thai Medical Council, the American College of Gastroenterology and the American Gastroenterological Association. Videos Endoscopic Submucosal Dissection (ESD) — Eileen’s Story Recent News Articles and Media Coverage A Rare, Stomach-Saving Endoscopic Procedure, Inside Tract (Spring 2021) Case Presentation: ESD-TAMIS, Inside Tract (Spring 2019) Innovative Approaches to Colorectal Surgery Benefit Patients, Surgery (Winter 2019) For Colorectal Polyps: Early Detection and Minimally Invasive Endoscopic Resection, Inside Tract (Winter, 2019) The Cutting Edge of Endoscopic Resection, Inside Tract (Spring, 2017) Stomach Cancer: Know Your Risks & Treatment Options, Johns Hopkins Surgery (4/26/2017). Dr. Ngamruengphong is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. Her top areas of expertise are Achalasia, Pancreatic Pseudocyst, Stomach Cancer, Endoscopy, and Gastric Bypass.

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

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

Sergey Kantsevoy is a Gastroenterologist in Baltimore, Maryland. Dr. Kantsevoy is rated as an Advanced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Colonoscopy. Dr. Kantsevoy is currently accepting new patients.

Eric Goldberg is a Gastroenterologist in Baltimore, Maryland. Dr. Goldberg is rated as an Advanced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Crohn's Disease, Bile Duct Obstruction, Bile Duct Stricture, Endoscopy, and Pancreaticoduodenectomy.

Peter Darwin is a Gastroenterologist in Baltimore, Maryland. Dr. Darwin is rated as an Advanced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Cholestasis, Bile Duct Obstruction, Bile Duct Stricture, Endoscopy, and Pancreatectomy.

Mohammed Shaik is a primary care provider, practicing in Internal Medicine in Baltimore, Maryland. Dr. Shaik is rated as an Advanced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Zollinger-Ellison Syndrome, Watermelon Stomach, Splenic Infarction, Endoscopy, and Liver Transplant.

Allen Banegura is a Gastroenterologist in Catonsville, Maryland. Dr. Banegura is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Familial Adenomatous Polyposis, Angiodysplasia of the Colon, Esophagitis, Gastrectomy, and Colonoscopy.

Thomas Abernathy is a Gastroenterologist in Catonsville, Maryland. Dr. Abernathy is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Lactose Intolerance, Familial Adenomatous Polyposis, Hemorrhoids, 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 Watermelon Stomach. His top areas of expertise are Diverticular Disease, Familial Adenomatous Polyposis, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

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 Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Gastric Dysmotility, Diverticular Disease, Diarrhea, Endoscopy, and Gastrectomy.

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

Jonathan Schreiber is a Gastroenterologist in Baltimore, Maryland. Dr. Schreiber is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Morning Sickness, Esophagitis, Endoscopy, and Gastrostomy. Dr. Schreiber is currently accepting new patients.

Abdulhameed Al-Sabban is a Gastroenterologist in Baltimore, Maryland. Dr. Al-Sabban is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Childhood Pancreatitis, Pancreatic Pseudocyst, Chronic Pancreatitis, Endoscopy, and Pancreatectomy. Dr. Al-Sabban is currently accepting new patients.

Suyi Park is a primary care provider, practicing in Internal Medicine in Baltimore, Maryland. Dr. Park is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. Her top areas of expertise are Anemia, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension. Dr. Park is currently accepting new patients.

Lawrence Mills is a Gastroenterologist in Baltimore, Maryland. Dr. Mills is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Gastrointestinal Bleeding, Hepatitis C, Ascites, Colonoscopy, and Endoscopy.

Ali Alsayed-Hussain is a Gastroenterologist in Baltimore, Maryland. Dr. Alsayed-Hussain has been practicing medicine for over 17 years and is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Gastrointestinal Bleeding, Swallowing Difficulty, Painful Swallowing, Gastrectomy, and Endoscopy. Dr. Alsayed-Hussain is currently accepting new patients.

David Cromwell is a Gastroenterologist in Towson, Maryland. Dr. Cromwell is rated as an Experienced provider by MediFind in the treatment of Watermelon Stomach. His top areas of expertise are Gastrointestinal Bleeding, Familial Adenomatous Polyposis, Swallowing Difficulty, Endoscopy, and Colonoscopy.

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