Our Gastroenterologists
Our clinicians are full-time faculty members of NYU School of Medicine, board certified and recognized experts in the diagnosis and management of diseases of the digestive tract.
If you would like to schedule an appointment, please contact our office at (212) 263-9700.
Dr. Janec
Eileen Janec, MD
Dr. Janec is a board certified gastroenterologist who completed an Advanced Gastroenterology Fellowship at Washington University in St. Louis School of Medicine Barnes Hospital. Her areas of expertise include endoscopic ultrasound and fine needle aspiration (EUS/FNA), therapeutic endoscopic retrograde cholangiopancreatograpy (ERCP), endoscopic mucosal resection (EMR), enteral stenting, as well as general endoscopy and colonoscopy. She is currently an Associate Clinical Professor at New York University School of Medicine and a member of the New York University Clinical Cancer Center. She has previously held academic appointments at Washington University School of Medicine and Dartmouth Medical College. Dr. Janec received a Bachelor of Arts from The Johns Hopkins University and a pre-medical certificate from Columbia University in New York City. She received her MD degree from Ross University School of Medicine. In addition to general gastroenterology diseases particular areas of specialization include prevention, diagnosis, staging, and palliative treatment of gastrointestinal malignancies, including colon, esophagus, gastric, pancreas, and bile duct. She has published several articles in peer-reviewed medical journals.
Dr. Kummer
Bart Kummer, MD
Dr. Kummer is a graduate of Cornell University Medical College. He completed his Gastroenterology Fellowship at St. Luke's Medical Center in New York City. Dr. Kummer has been in practice, as well as instructing medical students and residents, since 1982. In recognition of his contributions to teaching and academic medicine, he has been elected a Fellow of the American College of Physicians and one of the first to be named an American Gastroenterolgical Association Fellow. Dr. Kummer has been the Chief of Endoscopy at a Manhattan teaching hospital for more than 20 years, and a member of the NYU School of Medicine faculty since 1999. His medical interests include screening for gastrointestinal malignancies, especially colon and esophageal cancer, unusual abdominal pain syndromes, chronic diarrheal illnesses, as well as travel medicine. Dr. Kummer speaks fluent French as well as medical Spanish, and is interested in music and travel.
Dr. Laufer
Marcel Laufer, MD
Dr. Laufer is a board certified gastroenterologist with decades of experience with endoscopy and colonoscopy in academic settings. Currently an Assistant Professor of Medicine at New York University, Dr. Laufer received both his B.A and M.D. degrees from NYU. He completed his medical residency and training in gastroenterology at St. Lukes-Roosevelt Hospital Center. Dr. Laufer's clinical interests include comprehensive clinical evaluation for abdominal symptoms as well as colon cancer screening. Dr. Laufer speaks fluent Italian and Hebrew and medical Spanish.
Dr. Rajapaksa
Roshini Rajapaksa, MD
Dr. Rajapaksa is a board-certified gastroenterologist with degrees from New York University School of Medicine and Harvard College. She is an Assistant Professor of Medicine at the NYU School of Medicine and she has a special interest in women's health and cancer screening. She has published several research articles on colon cancer screening and is a frequent medical contributor to the Today Show, Fox News, CNN, and ABC News.
