Dr. Julia J. Wattacheril

Dr. Gene Im is a transplant hepatologist and the Director of the Alcohol-associated Liver Disease Program at Columbia known as ADAPT (Advanced inter-Disciplinary Alcohol liver Program and Treatment), a patient-centered, integrated care and research program for patients with alcohol-associated liver disease (ALD). ADAPT is one of only a few integrated ALD clinics in the country.Dr. Im is an internationally recognized expert in ALD, including alcohol-associated hepatitis and liver transplantation based on his clinical focus and research achievements. He has co-authored several practice-changing articles, including the 2019 ALD Practice Guidance from AASLD, the 2024 MetALD Expert Position Statement, and the first experience of early liver transplantation for alcohol-associated hepatitis in North America.Currently, he is the Vice-Chair of the AASLD ALD Special Interest Group and serves on the Editorial Board for the journal Liver Transplantation. Dr. Im is also the founder of ALD-ALLY (Alcohol-associated Liver Disease patients deserve ALcohol LiteracY), an annual conference focused on actionable initiatives for advancing the science and care of patients with alcohol use disorder and ALD (www.ald-ally.com)Dr. Im is an Assistant Professor of Medicine in the Center for Liver Disease and Transplantation and Division of Digestive and Liver Diseases at Columbia University. Dr. Im is highly rated in 21 conditions, according to our data. His top areas of expertise are Hepatitis, Alcoholic Cirrhosis, Liver Failure, Liver Transplant, and Hepato-Pancreato-Biliary Surgery.

Nikolaos Pyrsopoulos is a Transplant Surgeon and a Gastroenterologist in Summit, New Jersey. Dr. Pyrsopoulos is highly rated in 23 conditions, according to our data. His top areas of expertise are Liver Failure, Hepatorenal Syndrome, Hepatitis, Liver Transplant, and Endoscopy. Dr. Pyrsopoulos is currently accepting new patients.

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 highly rated in 35 conditions, according to our data. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Colitis, Ileostomy, and Endoscopy.