Manhattan Gastroenterology
  • MIDTOWN 51 EAST 25TH, 4 FL New York, NY, 10010
  • UPPER EAST SIDE 983 PARK AVE, STE 1D New York, NY, 10028
  • UNION SQUARE 55 W. 17TH ST STE 102 New York, NY, 10011
Dr. Michael Dann, MD - Gastroenterologist Michael Dann, MD Gastroenterologist

Dr. Michael Dann is double board certified by the American Board of Internal Medicine in Gastroenterology and Hepatology. Dr.Dann has been voted by his peers to the prestigious list of Castle Connolly Top Doctors in New York. He was also voted by his peers among the group of New York SuperDoctors.

Dr. Dann is a renowned NYC gastroenterologist who specializes in conditions of the gastrointestinal tract including irritable bowel syndrome, hemorrhoid treatment, GERD / heartburn, rectal bleeding, gastritis, inflammatory bowel disease and colon cancer prevention.

BOOK Appointment 5.0 ★ ★ ★ ★ ★ Dr. Dann was very thorough, the appointment did not feel rushed at all and wait time was not bad. He was very attentive and knew exactly what questions to ask and how to help me. I highly recommend him.
Educational background

Dr. Dann completed his undergraduate education at Stony Brook University where he earned a bachelor’s degree in biochemistry. Dr. Dann went on to earn his medical doctorate from Upstate Medical University Syracuse.

Dr. Dann completed his Internal Medicine training at Tripler Army medical Center and went on to complete his sub-specialty training in Gastroenterology and Hepatology from Robert Wood Johnson Medical School.

Awards Received Dr. Dann has received many awards throughout his medical career including:
  • The Defense Meritorious Service Medal
  • Meritorious Service Medal
  • NATO ISAF Medal
  • Afghanistan Campaign Medal
  • Army Commendation Medals
  • Army Achievement Medal
  • The Army Superior Unit Award

Dr.Dann has been voted by his peers to the prestigious list of Castle Connolly Top Doctors in New York. He was also voted by his peers among the group of New York SuperDoctors.

He has also received the Robert Wood Johnson School of Medicine Fellowship Research Award and was instrumental in obtaining the American Society for Gastrointestinal Endoscopy Unit Recognition designation.

Memberships & Associations Dr. Dann has been in active in clinical research and has served as a coinvestigator of a protocol regarding endoscopic mucosal resection and ablation of Barrett’s Mucosa. As a leading NYC gastrologist he has also written a manuscript entitled “Detection of Intestinal Metaplasia at the Esophagogastric Junction in the Absence of Barrett’s Epithelium Using a Novel Monoclonal Antibody”. Passion for Patient Care

Dr. Dann provides highly personalized and comprehensive care. His philosophy regarding the doctor/patient relationship is based on trust and has earned him one of the most respected reputations in NYC. Dr. Dann has had a distinguished career in the US Army and has served the Chief of Gastroenterology at two large academic centers during his career.

Gastrologist Dr. Dann has also served as a medical director while deployed to Afghanistan and was the sole physician responsible for the care of over 2000 active duty and civilian personnel. Dr. Dann is proud to be part of our gastroenterologist’s NYC team of Manhattan Gastroenterology. He is affiliated with NY Presbyterian/Weill Cornell Medical Center.


The information on this website is to provide general information. The information on this website does NOT reflect definitive medical advice and self diagnoses should not be made based on information obtained online. It is important to consult a best in class gastroenterologist for a consultation and examination regarding ANY and ALL symptoms or signs including abdominal pain, hemorrhoids or anal / rectal bleeding as it may a sign of a serious illness or condition. An accurate diagnosis and treatment plan should only be made by your physician in order to exclude a serious condition.