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 a Distinguished provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Achalasia, Pancreatic Pseudocyst, Bile Duct Obstruction, Endoscopy, and Gastric Bypass.

Dr. Gurakar joined Johns Hopkins from the Nazih Zuhdi Transplantation Institute at the Integris Baptist Medical Center in Oklahoma City, where he was the chief of Hepatology Research and the program director of the Liver Transplantation Medicine/ Hepatology Fellowship. He served at various capacities in the Liver Medicine Section, since its first establishment in 1993. Dr. Gurakar's clinical interests include pre and post-transplant, clinical and endoscopic management of liver diseases and viral hepatitis. His research interests include bioartificial liver dialysis systems and application of total plasma exchange in the treatment of liver disorders. Dr. Gurakar is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Hepatitis, Liver Failure, Alcoholic Cirrhosis, Liver Transplant, and Kidney Transplant.

Dr. Ma is an assistant professor of medicine at the Johns Hopkins University School of Medicine. She received her medical degree from the University of Michigan Medical School and completed her internal medicine residency at the University of Pennsylvania. Following her residency, she performed a fellowship in transplant hepatology at the Johns Hopkins University School of Medicine. Dr. Ma specializes in liver disorders including alcoholic liver disease, viral hepatitis, non-alcoholic fatty liver disease, metabolic liver disorders, as well as the care of patients after liver transplant. Dr. Ma also has interests in medical education and currently serves as the Associate Program Director of the Gastroenterology Fellowship. Dr. Ma is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. Her top areas of expertise are Hepatitis, Cirrhosis, Hepatitis C, Endoscopy, and Gastrectomy.

John Affronti is a Gastroenterologist in Baltimore, Maryland. Dr. Affronti is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Childhood Volvulus, Portal Hypertension, Indigestion, Endoscopy, and Gastrectomy.

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 Sclerosing Cholangitis. 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 Sclerosing Cholangitis. His top areas of expertise are Jaundice, Macroamylasemia, Portal Hypertension, Endoscopy, and Colonoscopy.

Raymond Cross is a Gastroenterologist in Baltimore, Maryland. Dr. Cross is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Endoscopy, and Colonoscopy.

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

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

Kathleen Schwarz is a Hepatologist in Baltimore, Maryland. Dr. Schwarz is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. Her top areas of expertise are Hepatitis, Hepatitis B, Hepatitis C, Sclerosing Cholangitis, and Liver Transplant.

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

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 Sclerosing Cholangitis. His top areas of expertise are Gastric Dysmotility, Diverticular Disease, Diarrhea, Endoscopy, and Gastrectomy.

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

Albert Han is a primary care provider, practicing in Internal Medicine in Baltimore, Maryland. Dr. Han is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Renovascular Hypertension, Visceromegaly, Ascites, Endoscopy, and Colonoscopy.

Rohan Mandaliya is a Gastroenterologist in Baltimore, Maryland. Dr. Mandaliya is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Cholestasis, Bile Duct Obstruction, Bile Duct Stricture, Endoscopy, and Colonoscopy. Dr. Mandaliya is currently accepting new patients.

Sasan Sakiani is a Hepatologist in Baltimore, Maryland. Dr. Sakiani is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Alcoholic Cirrhosis, Visceromegaly, Hepatitis C, Liver Transplant, and Endoscopy.

Nathalie Urrunaga is a Hepatologist in Baltimore, Maryland. Dr. Urrunaga is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. Her top areas of expertise are Alcoholic Cirrhosis, Nonalcoholic Steatohepatitis (NASH), Cirrhosis, Liver Transplant, and Endoscopy.

Jean-pierre Raufman is a Gastroenterologist in Baltimore, Maryland. Dr. Raufman is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Bile Acid Malabsorption, Colorectal Cancer, Diarrhea, Liver Transplant, and Colonoscopy.

Zurabi Lominadze is a Hepatologist in Baltimore, Maryland. Dr. Lominadze is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Liver Failure, Ascites, Alcoholic Cirrhosis, Banti's Syndrome, and Liver Transplant.

Hyun Ji is a Gastroenterologist in Baltimore, Maryland. Dr. Ji is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. Her top areas of expertise are Jaundice, Sclerosing Cholangitis, Cholangitis, Stent Placement, and Endoscopy.