3 Best Gastroenterologists in New York City, NY

Expert-recommended Top 3 Gastroenterologists in New York City, NY. All of our gastroenterologists actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

6+ YEARS IN TBR
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BLAIR S. LEWIS, MD

1067 Fifth Avenue,
New York City, NY 10128 Directions

Since 1982

Specialty:

Gastroenterology Consultation Colonic Polyp Ulcerative Colitis Crohn’s Disease Inflammatory Bowel Disease Gastroesophageal Reflux Disease (GERD) Barrett’s Esophagus Diarrhea Abdominal Cramping Bloating Rectal Bleeding Radiofrequency Ablation Colonoscopy Capsule Endoscopy Endoscopy Colon Cancer Screening

"Dr. Blair S. Lewis obtained his M.D. from Albert Einstein College of Medicine. He performed his residency in internal medicine at Montefiore Medical Center and a fellowship in internal medicine at Mount Sinai Hospital. He holds a faculty appointment at Mount Sinai Hospital and is a clinical professor of medicine at the Icahn School of Medicine at Mount Sinai. Dr. Blair S. Lewis is an American board-certified gastroenterologist and Clinical Professor of Medicine at the Mount Sinai School of Medicine. He also chaired the annual International Conference of Capsule Endoscopy and is a past president of the New York Society for Gastrointestinal Endoscopy and the New York Academy of Gastroenterology. Dr. Lewis offers one-on-one gastroenterology consultations to provide care information. He welcomes new patients, and his practice accepts most major forms of medical insurance.

2026 Update: Dr. Blair Lewis is a gastroenterologist based in New York City who treats a wide range of gastrointestinal diseases and conditions at his private practice on Manhattan’s Upper East Side. He has written more than 72 scientific papers, 25 book chapters, and three books. He is affiliated with Mount Sinai Queens and The Mount Sinai Hospital. He speaks English and Spanish."

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License #156442|#1689765521

Contact:

(212) 369-6600

Mon-Fri: 9am - 4pm
Sat & Sun: Closed

TBR® Inspection Report:

Daniel J. Alpert, MD - New York City, NY Gastroenterologists
Daniel J. Alpert, MD - New York City, NY Gastroenterologists
6+ YEARS IN TBR
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DANIEL J. ALPERT, MD

345 East 37th Street, Suite 304,
New York City, NY 10016 Directions

Since 1994

Specialty:

Barrett’s Esophagus Heartburn Acid Reflux Nausea and Vomiting Bloating and Gas Difficulty Swallowing Stomach Pain Including Gastritis and Ulcers H. Pylori Celiac Sprue Gallstones Pancreatitis Gallbladder and Biliary Tract Disease Colonoscopy Colon Cancer Flexible Sigmoidoscopy Polyps Upper Endoscopy Esophageal Dilatation Diverticulosis Diarrhea and Bleeding Gastroenterologist Rectal Bleeding Diarrhea Abdominal Pain Acute Gastritis Alcoholic Gastritis Anal or Rectal Pain Anemia Autoimmune Hepatitis Barrett's Esophagus with Dysplasia Ulcer

"Dr. Daniel J. Alpert is a board-certified Diplomate of the American Board of Internal Medicine in Gastroenterology and Hepatology. He attended medical school at the State University of New York Downstate College of Medicine. Dr. Daniel J. Alpert completed his internship and residency in Internal Medicine at New York University Medical Center. He earned his fellowship in Gastroenterology at New York University Medical Center. Dr. Daniel J. Alpert is a member of the American College of Gastroenterology, the American Society of Gastrointestinal Endoscopy, and the Crohn’s and Colitis Foundation. He combines state-of-the-art technology with individualized care to provide patients with high-quality digestive health and endoscopy services. Dr. Daniel J. Alpert is fluent in Spanish, Russian, and Tagalog.

2026 Update: Dr. Daniel J. Alpert has over 35 years of experience in the medical field. He is an Attending Physician at New York University Langone Medical Center. His practice is located in The Corinthian."

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License #184815|#1063412708

Contact:

(212) 599-7910

Mon-Fri: 9am - 5pm
Sat & Sun: Closed

TBR® Inspection Report:

Babak Mohajer, MD - New York City, NY Gastroenterologists
Babak Mohajer, MD - New York City, NY Gastroenterologists
Babak Mohajer, MD - New York City, NY Gastroenterologists
4+ YEARS IN TBR
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BABAK MOHAJER, MD

MOUNT SINAI 632 Broadway,
New York City, NY 10012 Directions

Since 2000

Specialty:

Acid Reflux / Heartburn Barrett's Esophagus Blood in Stool Celiac Disease Colon Cancer Screening Colon Polypectomy Colon Polyps Colonoscopy Colorectal Cancer Colorectal Cancer Screening Constipation Crohn's Disease Diarrhea Dyspepsia Dysphagia Eosinophilic Esophagitis Esophageal Cancer Gallstones Gastritis Gastroenterology Gastrointestinal Bleeding Gastroscopy General Consultation Gluten Sensitivity Inflammatory Bowel Disease Iron-Deficiency Anemia Irritable Bowel Syndrome Microscopic Colitis Peptic Ulcer Polyposis Syndromes Stomach Cancer Stomach Pain Ulcerative Colitis Upper GI Endoscopy

"Dr. Babak Mohajer received his medical degree from the Medical College of Wisconsin, followed by a residency at Beth Israel Medical Center in New York City. He earned his gastroenterology training at the University of California at Irvine and returned to New York City to join Gramercy Park Physicians, a multi-specialty group where he practiced internal medicine and gastroenterology for more than 10 years. Dr. Babak Mohajer is a board-certified gastroenterologist practicing at Mount Sinai’s Doctor NoHo location in downtown Manhattan. He is dedicated to patient-centered care, continually advancing his expertise through ongoing education in the latest developments and technologies in gastroenterology. He values collaborative decision-making, ensuring that patients are actively involved in their treatment plans. His approach to medicine has earned him admiration and respect, including numerous Patient Choice and Top Doctor awards from patients and the Castle Connolly award from his peers.

2026 Update: Dr. Babak Mohajer has over 30 years of experience in the medical field. He specializes in a comprehensive range of general gastroenterology disorders, including acid reflux and irritable bowel disease. He is affiliated with Mount Sinai Morningside, Mount Sinai Beth Israel, Mount Sinai Brooklyn, and Mount Sinai West."

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License #194807|#1003839374

Contact:

(877) 746-2447

Mon-Thu: 8am - 5pm
Fri: 8am - 2pm
Sat & Sun: Closed

TBR® Inspection Report: