Gastroenterologist NYC | Best Gastroenterologists (GI Doctors) New York

Dr. Michael Dann | gastroenterologist NYC

Gastroenterologist NYC | Dr. Michael Dann

Dr. Michael Dann is double board certified by the American Board of Internal Medicine in Gastroenterology and Hepatology. Dr. Dann is a renowned NYC gastroenterologist who specializes in conditions of the gastrointestinal tract including irritable bowel syndrome, hemorrhoid treatment, GERD/heartburn, inflammatory bowel disease and colon cancer prevention. 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 has received many awards throughout his medical career. His awards include the Defense Meritorious Service Medal, Meritorious Service Medal, NATO ISAF Medal, Afghanistan Campaign Medal, Army Commendation Medals, Army Achievement Medal and the Army Superior Unit Award. 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.

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 subspecialty training in Gastroenterology and Hepatology from Robert Wood Johnson Medical School.

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”.

Gastroenterologist New York | Gastrologist Dr Donald Tsynman

Gastroenterologist NYC | Dr. Donald Tsynman

Dr. Tsynman joined Manhattan Gastroenterology in 2016. He is a clinical instructor of medicine at Weill Cornell Medicine and has attending privileges at New York Presbyterian Hospital and Lenox Hill Hospital. He is double board certified by the American Board of Internal Medicine in Internal Medicine and Gastroenterology and Hepatology. He has been voted by his peers as a Castle Connolly Top Doctor as well as a New York Super Doctor.

His specific clinical interests include Irritable Bowel Syndrome, Inflammatory Bowel Disease, general gastrointestinal care, colon cancer screening and prevention as well as treating other malignancies of the gastrointestinal tract. Dr. Tsynman has published extensively on gastrology topics in internationally renowned medical journals and has regularly been invited to present his work at medical conferences around the world. His past research has focused on health-related quality of life measures in patients with Inflammatory Bowel Disease as well as treatment options of Irritable Bowel Syndrome.

He is the recipient of the prestigious Presidential Award of the American College of Gastroenterology as well as the Fellowship2Leadership Academic grant. Dr. Tsynman is most proud of having been honored with The Patient’s Choice Award, which recognized his expertise and commitment to outstanding patient care. Prioritizing patient care while providing education is inherent to his approach to medicine and permeates each patient-doctor relationship that is created.

A native New Yorker, Dr. Tsynman attended Stuyvesant High School prior to completing his undergraduate degree at The University of Pennsylvania. Dr. Tsynman went on to receive his medical degree and then graduate first in his class from the Portland, Maine campus of St. Matthew’s University where he earned his medical doctorate. Dr. Tsynman returned to Philadelphia to complete his training in Internal Medicine at Hahnemann Drexel University Hospital before returning to New York to complete his advanced training and fellowship in Gastroenterology and Hepatology at the University of Rochester.

Dr. Tsynman is an avid adventure traveler. He is fluent in English, Russian, and Spanish and in his spare time enjoys exploring his hometown of New York with his family and friends.

gastroenterologist NYC

Gastroenterologist NYC | Dr. Shawn Khodadadian

Dr. Khodadadian is currently an attending physician at Lenox Hill Hospital  in NYC and serves as the Director of Clinical Nutrition. He is also clinical instructor at NYU Langone Medical Center in NYC.

Gastroenterologist Dr.Khodadadian has been voted by his peers as a Castle Connolly Top Doctor as well as New York Super Doctors and has been voted to the prestigious list of New York Magazine Best Doctors.

His NYC gastroenterology practice, Manhattan Gastroenterology (located in Manhattan’s Upper East Side and Midtown Manhattan) provides unique unparalleled expertise and state of the art technology in all aspects of gastroenterology. For instance, Dr. Khodadadian is one of the few gastroenterologists in NYC offering Infrared Coagulation (IRC) which promotes fast healing of hemorrhoids with relatively minimal discomfort.

Professional Memberships:

  • American Board of Physician Nutritionists
  • American Society of Parenteral and Enteral Nutrition
  • New York Society for Gastrointestinal Endoscopy
  • American Gastroenterological Association
  • American Society for Gastrointestinal Endoscopy
  • American College of Gastroenterology

After acceptance to the highly selective accelerated seven-year B.S./M.D. program, Dr. Shawn Khodadadian graduated Summa Cum Laude from the Sophie Davis School of Biomedical Education/City University of New York Medical School with his Bachelor’s Degree in Biomedicine. He then received his M.D. from the State University of New York’s Stony Brook School of Medicine where he graduated in the top 2% of his class. Gastroenterologist Dr. Khodadadian received the prestigious Merck Award and was inducted into Alpha Omega Alpha, the national medical honor society for all U.S. Medical Schools.

Dr. Khodadadian went on to complete his internship and residency in Internal Medicine followed by a three-year fellowship in Gastroenterology, Hepatology and Nutrition at Lenox Hill Hospital in NYC.  During fellowship, Dr. Khodadadian received grants to pursue specialized training in Inflammatory Bowel disease at the University of Chicago as well as training in liver disease at the Sinai School of Medicine.  After receiving specialized training at Memorial Sloan Kettering, the NYC gastroenterologist became one of a select few physicians board certified as a physician nutrition specialist by the American Board of Physician Nutritionists. Dr. Khodadadian feels strongly that nutrition plays a key role in general wellness and disease prevention, particularly in digestive diseases. As part of his comprehensive evaluation, Dr. Khodadadian incorporates nutritional interventions and lifestyle modification into his treatment plans.

“I am friendly, approachable and strongly believe in placing patients at the center of the decision-making process as long as they have been fully informed of all their options. As Gastroenterologist in NYC, I want each of my patients to experience individualized care and to feel comfortable expressing how they feel to me. I do all I can to make them feel at ease. I care for patients with the majority of gastrointestinal complaints but I have a special interest in Hemorrhoids treatments, Crohn’s disease, constipation, IBS, GERD, and Heartburn. My specialist diagnostic services include Endoscopy and Colonoscopy. Patient education and self-management strategies are at the heart of what I do.”

As a best in class NYC gastroenterologist, Dr. Shawn Khodadadian 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.

NYC gastrologist and Gastroenterologist in New York | Dr. Kristen Lee

Gastroenterologist New York | Dr. Kristen Lee

Dr. Kristen Lee is a double board certified, IVY league trained New York gastroenterologist with special interest in Women’s health, colon cancer screening, inflammatory bowel disease (Crohn’s disease/ulcerative colitis)I BS (irritable bowel syndrome) and hemorrhoid treatment.

Dr. Lee graduated from Johns Hopkins University where she received her Bachelor of Science degree in Biomedical Engineering with honors. She then attended Weill Cornell Medical College in New York where she received her medical degree with academic distinction. Dr. Lee went on to complete her post-graduate training at Mount Sinai Medical Center including her residency in internal medicine and fellowship in gastroenterology. As part of her fellowship, she also perused research in the specialized areas of ethnic disparities in colon cancer screening and in inflammatory bowel disease.

Dr. Lee has received numerous academic and clinical awards, including The Janet Glasgow-Rubin Memorial Award at Weill Cornell Medical College given to female students who graduate in the top 10% of their class. She also received a research-training award from the National Institutes of Health and was a grant recipient for an aging research program.

She is a member of American Gastroenterological Association (AGA), American College of Gastroenterology (ACG) and the American Society of Gastrointestinal Endoscopy (ASGE). Gastrologist in NYC Dr. Kristen Lee also holds membership with the Crohn’s and Colitis Foundation of America (CCFA). Dr. Lee has been extensively published in medical literature and has presented various abstracts and other oral presentations in her field.

Dr. Lee’s passion for patient care and clinical skills have earned her many awards and has earned her one of the finest reputations in NYC.

gastroenterologist New York | Gastrologist in NYC Dr. Mikhail Yakubov

Gastroenterologist New York | Dr. Mikhail Yakubov


Dr. Mikhail Yakubov is a Board Certified physician in Internal Medicine, Gastroenterology and Hepatology. Dr. Yakubov completed his internship and residency in NYC at New York Presbyterian Methodist / Weill Cornell Medical College where he earned a series of accolades for his academic performance and his passion for teaching medical students, residents, and fellows.

Dr.Yakubov served as Chief Resident with a focus on developing the academic curriculum, physician clinical skills, and day to day operations of the program. He went on to complete his gastroenterology training was completed at New York Presbyterian Methodist / Weill Cornell Medical College.

New York gastrologist Dr. Yakubov has received several awards including his induction to the Alpha Omega Phi Honor & Service Society. He has also conducted clinical research at the State University of New York Downstate Medical Center.

Dr. Yakobov has a strong passion for patient care and enjoys dealing with complex medical issues to bring his patients back to health. He is among the top gastrologists in New York City. He focuses on management of gerd, ibs (irritable bowel syndrome), crohn’s disease/ulcerative colitis and hemorrhoid treatment and all aspects of clinical gastroenterology.

He is a member of the American Medical Association, American College of Gastroenterology, American Gastroenterology Society as well as the American Association for the Study of Liver Diseases.

Our gastroenterologists and the Manhattan Gastroenterology (located in Manhattan’s Upper East Side and Midtown Manhattan) team provide unique, unparalleled expertise and state of the art technology in all aspects of gastroenterology

For more information or to schedule an appointment with the  best in class NYC gastroenterologist (GI doctor), Dr. Shawn Khodadadian or Dr. Michael Dann, please contact our Midtown Manhattan or Upper East Side NYC office. Our gastrologists are accepting new patients in all Manhattan locations.

Manhattan Gastroenterology Locations:
Gastroenterology Upper East Side
983 Park Ave Ste 1D
New York, NY 10028
(212) 427-8761
Gastroenterology Midtown
51 East 25th St Ste 407
New York, NY 10010
(212) 533-2400
Gastroenterology Union Square
55 W 17th St Ste 102
New York, NY 10011
(212) 378-9983