Tayyab Diwan is a Transplant Surgeon and a General Surgeon in Rochester, Minnesota. Dr. Diwan is rated as an Elite provider by MediFind in Gastrectomy. His top areas of expertise are Obesity, Liver Failure, End-Stage Renal Disease (ESRD), Sleeve Gastrectomy, and Gastrectomy. Dr. Diwan is currently accepting new patients.

Matthew Kroh is a General Surgeon in Cleveland, Ohio. Dr. Kroh has been practicing medicine for over 30 years and is rated as an Elite provider by MediFind in Gastrectomy. His top areas of expertise are Gastroparesis, Hiatal Hernia, Obesity, Gastrectomy, and Gastric Bypass.

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 Elite provider by MediFind in Gastrectomy. His top areas of expertise are Achalasia, Pancreatic Pseudocyst, Bile Duct Obstruction, Endoscopy, and Gastric Bypass.

Jerry Dang is a General Surgeon in Cleveland, Ohio. Dr. Dang has been practicing medicine for over 19 years and is rated as an Elite provider by MediFind in Gastrectomy. His top areas of expertise are Obesity, Hiatal Hernia, Hernia, Gastric Bypass, and Gastrectomy.

Ali Aminian is a General Surgeon in Cleveland, Ohio. Dr. Aminian is rated as an Elite provider by MediFind in Gastrectomy. His top areas of expertise are Obesity, Hernia, Obesity in Children, Gastric Bypass, and Sleeve Gastrectomy.

Dana Portenier is a General Surgeon in Durham, North Carolina. Dr. Portenier is rated as a Distinguished provider by MediFind in Gastrectomy. His top areas of expertise are Obesity, Hernia, Short Bowel Syndrome, Gastric Bypass, and Sleeve Gastrectomy. Dr. Portenier is currently accepting new patients.

Noel Williams is a General Surgeon in Philadelphia, Pennsylvania. Dr. Williams is rated as an Elite provider by MediFind in Gastrectomy. His top areas of expertise are Obesity, Hernia, Obesity in Children, Sleeve Gastrectomy, and Gastrectomy.

Hiroshi Imamura practices in Nagano, Japan. Mr. Imamura is rated as an Elite expert by MediFind in Gastrectomy. His top areas of expertise are Stomach Cancer, Cholecystitis, Gallbladder Disease, Gastrectomy, and Pancreaticoduodenectomy.

Valentin Mocanu is a General Surgeon in Cleveland, Ohio. Dr. Mocanu has been practicing medicine for over 15 years and is rated as an Elite provider by MediFind in Gastrectomy. His top areas of expertise are Obesity, Gastroesophageal Reflux Disease (GERD), Choledocholithiasis, Gastric Bypass, and Gastrectomy.

Rogelio Silva is a Gastroenterologist in Oak Lawn, Illinois. Dr. Silva is rated as an Advanced provider by MediFind in Gastrectomy. His top areas of expertise are Gastrointestinal Bleeding, Chronic Erosive Gastritis, Angiodysplasia of the Colon, Gastrectomy, and Gastrostomy.

Ranjan Sudan is a General Surgeon in Durham, North Carolina. Dr. Sudan is rated as an Advanced provider by MediFind in Gastrectomy. His top areas of expertise are Hernia, Obesity, End-Stage Renal Disease (ESRD), Gastric Bypass, and Gastrectomy. Dr. Sudan is currently accepting new patients.

Hareth Raddawi is a Gastroenterologist in Oak Lawn, Illinois. Dr. Raddawi is rated as an Advanced provider by MediFind in Gastrectomy. His top areas of expertise are Gastrointestinal Bleeding, Bile Duct Obstruction, Cholestasis, Gastrectomy, and Endoscopy.

Imad Elkhatib is a Gastroenterologist in Oak Lawn, Illinois. Dr. Elkhatib is rated as an Advanced provider by MediFind in Gastrectomy. His top areas of expertise are Cholestasis, Bile Duct Obstruction, Bile Duct Stricture, Endoscopy, and Gastrectomy.

Peter Allen is a General Surgeon and a Surgical Oncologist in Durham, North Carolina. Dr. Allen is rated as an Advanced provider by MediFind in Gastrectomy. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Pancreatoblastoma, Small Bowel Resection, and Pancreatectomy. Dr. Allen is currently accepting new patients.

Tarun Kaura is a Gastroenterologist in Milwaukee, Wisconsin. Dr. Kaura is rated as an Advanced provider by MediFind in Gastrectomy. His top areas of expertise are Visceromegaly, Alcoholic Cirrhosis, Enlarged Liver, Endoscopy, and Gastrectomy.

Woosuk Park is a Gastroenterologist in Kenosha, Wisconsin. Dr. Park is rated as an Advanced provider by MediFind in Gastrectomy. His top areas of expertise are Angiodysplasia of the Colon, Painful Swallowing, Swallowing Difficulty, Gastrectomy, and Endoscopy.

Peter Han is a Gastroenterologist in Racine, Wisconsin. Dr. Han is rated as an Advanced provider by MediFind in Gastrectomy. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Chronic Erosive Gastritis, Gastritis, Gastrectomy, and Colonoscopy.

Takaki Yoshikawa practices in Tokyo, Japan. Yoshikawa is rated as an Elite expert by MediFind in Gastrectomy. Their top areas of expertise are Stomach Cancer, Gastroesophageal Junction Cancer, Esophageal Cancer, Gastrectomy, and Splenectomy.

Toru Aoyama practices in Yokohama, Japan. Mr. Aoyama is rated as an Elite expert by MediFind in Gastrectomy. His top areas of expertise are Stomach Cancer, Esophageal Cancer, Pancreatic Cancer, Gastrectomy, and Pancreaticoduodenectomy.

Yukinori Kurokawa practices in Osaka, Japan. Kurokawa is rated as an Elite expert by MediFind in Gastrectomy. Their top areas of expertise are Stomach Cancer, Gastrointestinal Stromal Tumor, Esophageal Cancer, Bursectomy, and Gastrectomy.