James Markowitz is a Pediatric Gastroenterologist in Lake Success, New York. Dr. Markowitz is highly rated in 7 conditions, according to our data. His top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Hemorrhagic Proctocolitis, Colonoscopy, and Endoscopy.

Joel Rosh is a Pediatric Gastroenterologist in Lake Success, New York. Dr. Rosh is highly rated in 5 conditions, according to our data. His top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Colitis, Endoscopy, and Colonoscopy.

Samuel Bitton is a Pediatric Gastroenterologist in Lake Success, New York. Dr. Bitton is highly rated in 2 conditions, according to our data. His top areas of expertise are Childhood Pancreatitis, Acute Pancreatitis, Hereditary Pancreatitis, Celiac Disease, and Endoscopy.

John F. Thompson, MD, is Chief, Division of Pediatric Gastroenterology, Hepatology and Nutrition at Children's Hospital at Montefiore (CHAM) and Professor of Pediatrics at our Albert Einstein College of Medicine. Dr. Thompson specializes in short bowel syndrome, Crohn's disease, ulcerative colitis, celiac disease, eosinophilic esophagitis, feeding disorder, and chronic abdominal pain. Dr. Thompson graduated from the College of the Holy Cross with a B.A. and M.S. in Chemistry. He was awarded his Doctor of Medicine from Loyola University Stritch School of Medicine in 1977. He completed a residency in Pediatrics at Wyler's Children's Hospital, University of Chicago Hospitals and Clinics in 1980, followed by a fellowship in Pediatric Gastroenterology and Nutrition at Babies Hospital, Columbia University Medical Center. Dr. Thompson was Chief of the Division of Pediatric Gastroenterology and Nutrition in the University of Miami Miller School of Medicine for 15 years before he was recruited to CHAM in 2009. Dr. Thompson is highly rated in 2 conditions, according to our data. His top areas of expertise are Neuroendocrine Tumor, Short Bowel Syndrome, Cerebral Hypoxia, Lymphadenectomy, and Colonoscopy.

Benjamin Sahn is a Pediatric Gastroenterologist in Lake Success, New York. Dr. Sahn is highly rated in 1 condition, according to our data. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Colitis, Endoscopy, and Colonoscopy.

Shari Sheflin is a Pediatric Gastroenterologist in Lake Success, New York. Dr. Sheflin is highly rated in 1 condition, according to our data. Her top areas of expertise are Rotor Syndrome, Bile Duct Cysts, Alagille Syndrome, and Wilson Disease.

Cindy Haller is a Pediatric Gastroenterologist in Lake Success, New York. Dr. Haller is highly rated in 1 condition, according to our data. Her top areas of expertise are Atresia of Small Intestine, Eosinophilic Esophagitis, Celiac Disease, and Crohn's Disease.

Kate Buzzi is a Pediatric Gastroenterologist in Lake Success, New York. Her top areas of expertise are Celiac Disease, Lactose Intolerance, Acrofacial Dysostosis Nager Type, and Acrofacial Dysostosis Weyers Type.

Shifra Koyfman is a Pediatric Gastroenterologist in Lake Success, New York. Her top areas of expertise are Bowel Incontinence, Encopresis, Lactose Intolerance, and Diarrhea.

Ying Lu is a Pediatric Gastroenterologist in Lake Success, New York. Her top areas of expertise are Celiac Disease, Lactose Intolerance, Rotor Syndrome, and Bacterial Gastroenteritis.

Jennifer Mait is a Pediatric Gastroenterologist in Lake Success, New York. Her top areas of expertise are Encopresis, Eosinophilic Esophagitis, Bowel Incontinence, and Eosinophilic Enteropathy.

Michelle Tobin is a Pediatric Gastroenterologist and a Pediatrics provider in New Hyde Park, New York. Her top areas of expertise are Eosinophilic Esophagitis, Esophagitis, Delayed Growth, and Infantile Pyloric Stenosis.

With a rare combination of board certification in pediatric gastroenterology and a PhD in nutrition, Dr. Neal LeLeiko is an authority on the role of nutritional therapy as a component of treatment for children and adolescents with IBD and other digestive disorders. Dr. LeLeiko joined NewYork-Presbyterian Morgan Stanley Children's Hospital as Director of the Pediatric Inflammatory Bowel Disease (IBD) Program and as an Attending Physician. He joined the Columbia University faculty in the Division of Pediatric Gastroenterology, Nutrition and Liver Diseases as a Professor of Pediatrics. Dr. LeLeiko comes from The Warren Alpert Medical School of Brown University, where he was Professor of Pediatrics and Director, Division of Pediatric Gastroenterology, Nutrition and Liver Diseases at Hasbro Children’s Hospital. Before that he served as Chief of Pediatric Gastroenterology at The Mount Sinai School of Medicine in New York City for 23 years. Dr. Leleiko is highly rated in 6 conditions, according to our data. His top areas of expertise are Viral Gastroenteritis, Hemorrhagic Proctocolitis, Ulcerative Colitis, Endoscopy, and Colonoscopy.

Dr. Viswanathan received her Medical training at Kempegowda Institute of Medical Sciences in Bangalore, India. She then completed her Pediatric Residency at Miami Children?s Hospital and her fellowship at The Children?s Hospital at Montefiore. She has presented her research at national meetings and has received the Best Research Award at Pediatric Research Day Children?s Hospital at Montefiore 2011. Dr. Viswanathan is highly rated in 1 condition, according to our data. Her top areas of expertise are Liver Failure, Non-Alcoholic Fatty Liver Disease, Nonalcoholic Steatohepatitis (NASH), and Colonoscopy.

Julie Gallagher is a Pediatric Gastroenterologist in Lake Success, New York.

Mirna Chehade is a Pediatric Gastroenterologist in New York, New York. Dr. Chehade is highly rated in 9 conditions, according to our data. Her top areas of expertise are Eosinophilic Esophagitis, Esophagitis, Gastritis, Eosinophilic Enteropathy, and Endoscopy.

Michael Dolinger is a Pediatric Gastroenterologist in New York, New York. Dr. Dolinger is highly rated in 5 conditions, according to our data. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Hemorrhagic Proctocolitis, Endoscopy, and Colonoscopy.

Toba Weinstein is a Pediatric Gastroenterologist in New Hyde Park, New York. Dr. Weinstein is highly rated in 3 conditions, according to our data. Her top areas of expertise are Celiac Disease, Childhood Pancreatitis, Delayed Growth, and Malabsorption.

Michael Pettei is a Pediatric Gastroenterologist in New Hyde Park, New York. Dr. Pettei is highly rated in 1 condition, according to our data. His top areas of expertise are Celiac Disease, Malabsorption, and Malnutrition.

Toni Webster is a Pediatric Gastroenterologist in New Hyde Park, New York. Dr. Webster is highly rated in 1 condition, according to our data. Her top areas of expertise are Delayed Growth, Celiac Disease, Esophagitis, and PIK3CA-Related Overgrowth Spectrum.

Jovan Milosavljevic is a Pediatric Gastroenterologist in Bronx, New York. His top areas of expertise are Hypercalcemia and Milk-Alkali Syndrome.

Erica Rabinovich is a Pediatric Gastroenterologist and a Pediatrics provider in Elmhurst, New York. Her top areas of expertise are Gastritis and Gastrointestinal Bleeding.

Gitit Tomer, MD, is Director of the Pediatric Inflammatory Bowel Disease (IBD) Program at Children’s Hospital at Montefiore (CHAM) and Professor of Pediatrics at our Albert Einstein College of Medicine. Dr. Tomer has been a member of the Montefiore team since 2009, with a clinical focus on inflammatory bowel disease, performance improvement and capsule endoscopy. Dr. Tomer is highly rated in 1 condition, according to our data. Her top areas of expertise are Viral Gastroenteritis and Colonoscopy.

Francine Samuels is a Pediatric Gastroenterologist in New Hyde Park, New York. Her top areas of expertise are Pica and Cyclic Vomiting Syndrome.

Leonard Haas is a Pediatric Gastroenterologist in New Hyde Park, New York. His top areas of expertise are Colitis, Viral Gastroenteritis, Ulcerative Colitis, and Hemorrhagic Proctocolitis.