Bo Shen, MD, is one of the world’s pre-eminent leaders in interventional inflammatory bowel disease (IBD) and pouch-related disorders due to his specialized expertise and experience treating a wide range of these conditions. Dr. Shen is the director of the IBD Center at Columbia and co-director of Columbia’s Global Center for Integrated Colorectal Surgery and IBD Interventional Endoscopy. He is also the Vice Chair for Innovation in Medicine and Surgery and a Professor of Medicine (in Surgery) and Edelman-Jarislowsky Professor in Surgical Sciences.In addition to pouchitis and pouch diseases, Dr. Shen specializes in critical diagnostic evaluation, and medical and endoscopic management of IBD, GI endoscopy and imaging technology. Dr. Shen is known as a pioneer in interventional endoscopic therapy for IBD and ileal pouch disorders - this includes postponing or eliminating the need for surgery in some cases.Dr. Shen comes to Columbia/NewYork-Presbyterian from the Cleveland Clinic, where he served as medical director for the Center of Inflammatory Bowel Diseases and the Ed and Joey Story Endowed Chair, Digestive Disease and Surgery Institute. While there, Dr. Shen established a subspecialty Pouchitis Clinic and Interventional IBD Unite - the first and largest of its kind in the United States. He also created an IBD Board, modeled after oncology tumor boards, to help manage the most challenging cases with multiple specialists.A prolific researcher in the field with more than 600 peer-reviewed articles, Dr. Shen is funded by a number of government and philanthropic organizations, including the NIH, the American Gastroenterological Association, American College of Gastroenterology, the Broad Foundation, and the Crohn’s and Colitis Foundation of America. Dr. Shen is rated as an Elite provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Colitis, Ileostomy, and Endoscopy.

Thomas Schiano is a Gastroenterologist in New York, New York. Dr. Schiano is rated as an Elite provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Hepatitis, Hepatitis C, Autoimmune Hepatitis, Liver Transplant, and Splenectomy.

Patrick Northup is a Hepatologist and a Transplant Surgeon in New York, New York. Dr. Northup is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Liver Failure, Ascites, Nonalcoholic Steatohepatitis (NASH), Liver Transplant, and Endoscopy. Dr. Northup is currently accepting new patients.

Ira Jacobson is a Gastroenterologist in New York, New York. Dr. Jacobson has been practicing medicine for over 47 years and is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Hepatitis, Hepatitis C, Non-Alcoholic Fatty Liver Disease, Liver Transplant, and Endoscopy.

Franklin Kasmin is a Gastroenterologist in New York, New York. Dr. Kasmin is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Jaundice, Choledocholithiasis, Bile Duct Obstruction, Endoscopy, and Gastrostomy.

Karan Singh is a primary care provider, practicing in Internal Medicine in New York, New York. Dr. Singh is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Toxic Megacolon, Gallstones, Tracheitis, Parapneumonic Pleural Effusion, and Endoscopy.

Jonathan Cohen is a graduate of Harvard College and Harvard Medical School. He completed his residency at Beth Israel Hospital in Boston, and fellowships in gastroenterology at UCLA, and advanced endoscopy at The Wellesley Hospital in Toronto, Canada. Dr. Cohen was Clinical Professor of Medicine at NYU School of Medicine since 2006, joining the full-time faculty as a Professor of Medicine at Northwell/Hofstra in 2024. He has worked as gastroenterologist and performed general and advanced endoscopy at Northwell Vanguard Gastroenterology with expertise in ERCP, colonoscopy, endoscopic resection of large polyps, ablation of tumors and Barrett's esophagus, weight management and endoscopic bariatric therapy. For each of the past 24 years, he has been named to the Castle Connolly Best Doctors list.Dr. Cohen the current Treasurer of the American Society for Gastrointestinal Endoscopy [ASGE] and will be the organization's President in 2027-8. He served as past Chairman of the ASGE Training Committee and the Quality Assurance in Endoscopy Committee. He is also the current Director of the Program for Endoscopic Teachers of the World Endoscopy Organization. Dr. Cohen served as President of the New York Society for Gastrointestinal Endoscopy in 2004. Dr. Cohen has authored numerous articles and has made many presentations at scientific meetings both in the U.S and abroad. He has edited three textbooks in his field: Successful Training in Endoscopy Endoscopy Past Present and Future: NYSGE at 50and Comprehensive Atlas of High-Resolution Endoscopy and Narrowband Imaging, a volume which has been translated into 4 languages and sold worldwide. Dr. Cohen is recognized by his colleagues around the world as an expert on quality indicators in gastroenterology, as well as simulator training and advanced imaging technologies in the early diagnosis of GI cancers. A sought after national and international lecturer, Dr. Cohen has also directed over 50 training courses in his fields of expertise to groups of doctors in many countries and throughout North America. He currently serves as Director of Innovation and Sustainability in the Northwell GI service line. Dr. Cohen is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Non-Alcoholic Fatty Liver Disease, Gas Bloat Syndrome, Attenuated Familial Adenomatous Polyposis, Cronkhite-Canada Disease, and Colonoscopy.

Mark Schattner is a Gastroenterologist in New York, New York. Dr. Schattner is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Stomach Cancer, Pancreatic Cancer, Familial Pancreatic Cancer, Endoscopy, and Gastrectomy.

Hans Gerdes is a Gastroenterologist in New York, New York. Dr. Gerdes is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Stomach Cancer, Familial Pancreatic Cancer, Jaundice, Endoscopy, and Gastrostomy. Dr. Gerdes is currently accepting new patients.

Edward Lung is a Gastroenterologist in New York, New York. Dr. Lung is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Familial Pancreatic Cancer, Bile Duct Obstruction, Bile Duct Stricture, Endoscopy, and Gastrectomy.

Daniela Goyes is a primary care provider, practicing in Internal Medicine in New York, New York. Dr. Goyes is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. Her top areas of expertise are Cholangitis, Autoimmune Hepatitis, Primary Biliary Cholangitis, Liver Transplant, and Lithotripsy.

Kartik Sampath is a Gastroenterologist in New York, New York. Dr. Sampath is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Pancreatic Cancer, Stomach Cancer, Bile Duct Obstruction, Endoscopy, and Gastric Bypass. Dr. Sampath is currently accepting new patients.

Srihari Mahadev is a Gastroenterologist in New York, New York. Dr. Mahadev is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Hiatal Hernia, Celiac Disease, Malabsorption, Endoscopy, and Colonoscopy. Dr. Mahadev is currently accepting new patients.

David Carr is a Gastroenterologist in New York, New York. Dr. Carr is rated as an Advanced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Bile Duct Obstruction, Achalasia, Cholestasis, Endoscopy, and Gastrectomy. Dr. Carr is currently accepting new patients.

Ellen Scherl is a Gastroenterologist in New York, New York. Dr. Scherl is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. Her top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Endoscopy, and Colonoscopy. Dr. Scherl is currently accepting new patients.

Robert Brown is an Internal Medicine provider in New York, New York. Dr. Brown is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Visceromegaly, Cirrhosis, Hepatitis, Hepatitis C, and Liver Transplant. Dr. Brown is currently accepting new patients.

Hatef Massoumi is a Hepatologist and a Transplant Surgeon in New York, New York. Dr. Massoumi is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Hepatitis, Visceromegaly, Enlarged Liver, Thrombectomy, and Liver Transplant.

Hillel Tobias is an Internal Medicine specialist and a Transplant Surgeon in New York, New York. Dr. Tobias is rated as an Experienced provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Hepatitis, Hepatitis C, Visceromegaly, Non-Alcoholic Fatty Liver Disease, and Liver Transplant.

Jawad Ahmad is a Hepatologist in New York, New York. Dr. Ahmad is rated as a Distinguished provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Sclerosing Cholangitis, Cholangitis, Fibrolamellar Carcinoma, Esophageal Varices, and Endoscopy.

Joseph Odin is a Hepatologist in New York, New York. Dr. Odin is rated as a Distinguished provider by MediFind in the treatment of Sclerosing Cholangitis. His top areas of expertise are Primary Biliary Cholangitis, Cholangitis, Hepatitis, Liver Transplant, and Endoscopy.