Dr. Gendler has been practicing gastroenterology since 1988, and in the Westchester area since joining the staff of White Plains Hospital in 2013. He received his medical degree from Rush Medical College in Chicago and completed his Internal Medicine residency and fellowship training in gastroenterology at St. Luke's Roosevelt Hospital in New York. Immediately after fellowship, Dr. Gendler joined the staff of White Plains Hospital. To further his education, he spent a year as a visiting physician at Erasme Hospital, Universite de Brussels where he learned advanced techniques in lithotripsy for the management of gallstones and diagnostic and therapeutic biliary endoscopy (endoscopic retrograde cholangiopancreaticoscopy). Dr. Gendler is highly rated in 16 conditions, according to our data. His top areas of expertise are Trichohepatoenteric Syndrome, Visceromegaly, Non-Alcoholic Fatty Liver Disease, Colonoscopy, and Endoscopy.

Hilary Hertan is a Gastroenterologist in Bronx, New York. Dr. Hertan has been practicing medicine for over 44 years is highly rated in 12 conditions, according to our data. His top areas of expertise are Ascites, Gastritis, Chronic Erosive Gastritis, Gastrostomy, and Colonoscopy.

Michael Gerdis is a Gastroenterologist in Scarsdale, New York. Dr. Gerdis is highly rated in 11 conditions, according to our data. His top areas of expertise are Heartburn, Irritable Bowel Syndrome (IBS), Diverticular Disease, and Gastroesophageal Reflux Disease (GERD).

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.

Dr. Sammy Ho is a board certified Gastroenterologist. He completed his general Gastroenterology fellowship at Winthrop University Hospital, and went on to pursue an advanced endoscopy fellowship at Duke University. Dr. Ho is highly rated in 21 conditions, according to our data. His top areas of expertise are Choledocholithiasis, Cholangiocarcinoma (Bile Duct Cancer), Jaundice, Endoscopy, and Lithotripsy.

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.

Dr. Charles M. Noyer is the Chief of Gastroenterology at White Plains Hospital. Board-certified in Internal Medicine and Gastroenterology, he is an expert in all gastroenterology disorders and is one of the few doctors in the region to perform endoscopic ultrasounds. Dr. Noyer is highly rated in 20 conditions, according to our data. His top areas of expertise are Esophageal Cancer, Insulinoma, Glucagonoma, Endoscopy, and Pancreatectomy.

Board-certified in gastroenterology and internal medicine, Dr. Bryan Green is skilled in all aspects of general gastroenterology and hepatology, including quality performance of colonoscopies and upper endoscopies, and management of gastrointestinal bleeding, hepatic cirrhosis, liver diseases, diarrheal illnesses, functional GI disorders, and nutrition. Dr. Green is highly rated in 14 conditions, according to our data. His top areas of expertise are Non-Alcoholic Fatty Liver Disease, Familial Colorectal Cancer, Visceromegaly, Gastrectomy, and Colonoscopy.

Keith Sultan is a Gastroenterologist in Great Neck, New York. Dr. Sultan is highly rated in 12 conditions, according to our data. His top areas of expertise are Viral Gastroenteritis, Ulcerative Colitis, Crohn's Disease, Colonoscopy, and Endoscopy.

Robert B. Fath Jr. MD, FACP attended Kenyon College for his undergraduate degree and earned his medical degree from the University of Mississippi School Of Medicine. He completed his residency in internal medicine at North Shore University Hospital in Manhasset and his fellowship in gastroenterology at Memorial Sloan-Kettering Cancer Center. Dr. Fath is highly rated in 11 conditions, according to our data. His top areas of expertise are Gastric Dysmotility, Gas Bloat Syndrome, Familial Adenomatous Polyposis, Hemorrhoids, and Colonoscopy.

Dr. Kara Loren Raphael is an accomplished physician specializing in advanced interventional and therapeutic endoscopy, with a focus on pancreas disease and cancer. She sees patients at various locations within the Northwell Health system, including Northwell Health Physician Partners Gastroenterology at Great Neck, Digestive Disease Institute at North Shore University Hospital, and Northwell Health Surgical and Digestive Diseases at Uniondale.Dr. Raphael is board certified in Internal Medicine and Gastroenterology by the American Board of Internal Medicine. She completed her MD at Emory University School of Medicine and subsequently underwent residency training in Internal Medicine at the same institution. She furthered her expertise through a fellowship in Gastroenterology at Hofstra Northwell School of Medicine, as well as a fellowship at North Shore/LIJ specializing in Advanced Endoscopy.Dr. Raphael holds an academic title as Assistant Professor at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell. She is highly regarded for her clinical and academic contributions and has published several research papers and book chapters in her field.With a commitment to providing the highest level of patient care, Dr. Raphael stays up to date with the latest advances in her discipline. She is dedicated to delivering individualized treatment plans to each patient and is known for her compassionate and thorough approach.In summary, Dr. Kara Loren Raphael is a highly skilled and experienced gastroenterologist specializing in advanced interventional and therapeutic endoscopy. She is committed to providing excellent patient care and is recognized for her expertise in pancreas disease and cancer. Dr. Raphael's academic contributions and commitment to advancing the field make her a valuable asset to Northwell Health and the medical community at large. Dr. Raphael is highly rated in 11 conditions, according to our data. Her top areas of expertise are Pancreas Divisum, Hereditary Pancreatitis, Acute Pancreatitis, Endoscopy, and Tissue Biopsy.

Mark Liss is a Gastroenterologist in New Rochelle, New York. Dr. Liss is highly rated in 8 conditions, according to our data. His top areas of expertise are Menetrier Disease, Chronic Erosive Gastritis, Diverticular Disease, Colonoscopy, and Gastrectomy.

Lawrence Brandt is a Gastroenterologist in Bronx, New York. Dr. Brandt is highly rated in 8 conditions, according to our data. His top areas of expertise are Pseudomembranous Colitis, Viral Gastroenteritis, Irritable Bowel Syndrome (IBS), Colonoscopy, and Endoscopy.

Julian Abrams, MD is a Professor of Medicine and Epidemiology at Columbia University Medical Center (CUMC) and Director of Clinical Research for the Division of Digestive and Liver Diseases. He is a specialist in the care of patients with Barrett's esophagus, early esophageal cancer, and other esophageal disorders. His research focus is on risk factors for Barrett’s esophagus and esophageal cancer, with a particular focus on the role of the oral and esophageal microbiome as disease biomarkers, promoters of neoplasia, and targets for chemoprevention. He also has conducted extensive outcomes research related to endoscopic therapy for Barrett’s esophagus and associated neoplasia. Dr. Abrams is highly rated in 8 conditions, according to our data. His top areas of expertise are Barrett Esophagus, Esophageal Cancer, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Tissue Biopsy.

Arun Swaminath, MD, is an accomplished gastroenterologist and the director of the Inflammatory Bowel Diseases Program at Lenox Hill Hospital within Northwell Health. With a primary focus on treating patients with Crohn's disease and colitis, He holds a Professor of Medicine appointment in the School of Medicine at Hofstra Northwell School of Medicine.He oversees a multi-disciplinary IBD Center that provides patients with access to world-class surgeons, dieticians, and IBD pharmacists. This center attracts trainees from across the tristate area who come to learn from the exceptional team. His dedication to advancing the field of gastroenterology is evident in his numerous original clinical, translational, and review articles that he has authored.In recognition of his expertise, Dr. Swaminath is frequently sought after as a speaker in the area of inflammatory bowel diseases and has made appearances on television news and has been featured in numerous print and online media outlets. He has also made significant contributions at a national level, served as a chair of the NYC Crohn's and Colitis Foundation Chapter Medical Advisory Committee and as the co-director of the American College of Gastroenterology's IBD School. Dr. Swaminath's passion for IBD education is further exemplified by his creation of the Burton I Korelitz Advanced IBD Fellowship at Northwell Health, a pathway for expert IBD training for gastroenterologists,With his expertise, leadership, and commitment to improving patient care and education, Dr. Arun Swaminath continues to make significant contributions to the field of gastroenterology within Northwell Health. Dr. Swaminath is highly rated in 8 conditions, according to our data. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

Seth Cohen is a Gastroenterologist in New Rochelle, New York. Dr. Cohen is highly rated in 7 conditions, according to our data. His top areas of expertise are Gallstones, Choledocholithiasis, Gallbladder Disease, Nephrectomy, and Endoscopy.

Sofia Nigar, MD earned her medical degree from JSS Medical College in Mysore, India. Dr. Nigar completed her residency in internal medicine at The Brooklyn Hospital Center, a clinical affiliate of Mount Sinai Hospital. She was subsequently chosen to serve as Chief Resident. Dr. Nigar continued her training at The Brooklyn Hospital Center and went on to complete a fellowship in gastroenterology and hepatology. She is board-certified in internal medicine and gastroenterology. Dr. Nigar is highly rated in 7 conditions, according to our data. Her top areas of expertise are Trichohepatoenteric Syndrome, Indigestion, Gastrointestinal Bleeding, Colonoscopy, and Endoscopy.

Peter Green is a Gastroenterologist in New York, New York. Dr. Green is highly rated in 7 conditions, according to our data. His top areas of expertise are Celiac Disease, Malabsorption, Viral Gastroenteritis, Endoscopy, and Colonoscopy. Dr. Green is currently accepting new patients.

Dr. Ari Bunim received his Medical Degree from New York University Medical School, and completed his Internship and Residency in Internal Medicine at the Hospital of the University of Pennsylvania. He obtained Fellowships in Gastroenterology, and Hepatology and Liver Transplantation at Montefiore Medical Center/Albert Einstein College of Medicine. Dr. Bunim is highly rated in 6 conditions, according to our data. His top areas of expertise are Hepatitis, Hepatitis C, Chronic Idiopathic Constipation (CIC), Gastrectomy, and Endoscopy.

Current research is focussed on Barrett's esophagus. Targeted biopsies using confocal endomicroscopy for more accurate diagnosis. Radiofrequency ablation of Barrett's esophagus. Endoscopic mucosal resection of pre-cancerous lesions and early cancer. Blood tests and biopsy tests for early detection of esophageal cancer. Prevention of esophageal cancer in Barrett's esophagus. Dr. Lightdale is highly rated in 6 conditions, according to our data. His top areas of expertise are Barrett Esophagus, Esophageal Cancer, Esophagitis, Endoscopy, and Colonoscopy.

Nancy C. Manzione, MD, FACG is Attending Physician at Montefiore, Weiler Campus and Associate Professor of Medicine at our Albert Einstein College of Medicine. Her expertise is in all aspects of gastrointestinal health with a particular interest in colorectal cancer screening. Dr. Manzione graduated with her Doctor of Medicine degree from the State University of New York, Downstate in 1978. She arrived at Montefiore and Albert Einstein College of Medicine in July 1978 where she began her postdoctoral training. Dr. Manzione did her Internal Medicine internship from 1978 to 1979, followed by a residency in Internal Medicine from 1979 to 1981, and then completed her fellowship in Gastroenterology in 1984. During her fellowship she did bench and clinical research in several areas of gastrointestinal health, published her work in many reviewed journals and presented at national and international conferences. After completion of fellowship, she was the director of the GI fellowship at Jacobi hospital from 1984 to 1986.  In 1986 she established the full-time faculty practice in Gastroenterology at Montefiore’s Weiler Campus, which has grown to include many practicing faculty members with varying degrees of expertise.  Currently, Dr. Manzione’s focus is on training fellows in Gastroenterology and she has a large clinical practice in all aspects of gastrointestinal disease with a particular interest in colorectal cancer screening. Dr. Manzione is a member of several professional societies, including the American Gastroenterology Association, the American College of Gastroenterology and the New York Society of Gastrointestinal Endoscopy. Dr. Manzione is highly rated in 4 conditions, according to our data. Her top areas of expertise are Hemorrhoids, Bowel Incontinence, Gastroesophageal Reflux Disease (GERD), Colonoscopy, and Gastrectomy.

Peter Slotwiner is a Gastroenterologist in Scarsdale, New York. Dr. Slotwiner is highly rated in 1 condition, according to our data. His top areas of expertise are Childhood Pancreatitis, Familial Adenomatous Polyposis, Turcot Syndrome, Gastrectomy, and Endoscopy.

Anthony Celifarco is a Gastroenterologist in Great Neck, New York. Dr. Celifarco is highly rated in 32 conditions, according to our data. His top areas of expertise are Angiodysplasia of the Colon, Watermelon Stomach, Diverticular Disease, Gastrectomy, and Colonoscopy.

John Costable is a Gastroenterologist in Manhasset, New York. Dr. Costable is highly rated in 25 conditions, according to our data. His top areas of expertise are Colitis, Diverticular Disease, Gastritis, Viral Gastroenteritis, and Gastrectomy.

Raymond Diaz is a Gastroenterologist in Great Neck, New York. Dr. Diaz is highly rated in 24 conditions, according to our data. His top areas of expertise are Viral Gastroenteritis, Colitis, Chronic Erosive Gastritis, Gastrectomy, and Gastrostomy.