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Jeffrey Danzig
out of 5
  • Gastroenterology
Accepting new patients

Effective April 1st, Dr. Danzig will no longer be seeing patients for Primary Care. He will continue to treat patients for Gastroenterology conditions.

Appointments: Call 201-796-2255


Location Pin Icon

31-00 Broadway Gastroenterology

31-00 Broadway
2nd floor
Fair Lawn, NJ 07410
United States

Clinical Expertise

  • Abdominal pain and bloating
  • Achalasia
  • Barrett’s Esophagus and ablation of Barrett’s
  • C. difficile infection
  • Celiac disease
  • Chronic constipation
  • Chronic diarrhea
  • Colon cancer
  • Colonoscopy
  • Difficulty swallowing
  • Disorders of the Esophagus
  • Diverticulitis
  • Dyspepsia
  • Eosinophilic esophagitis
  • Esophageal motility disorders
  • Esophageal strictures
  • Family history of colon cancer and other cancers
  • Gastroesophageal reflux and heartburn
  • Gastrointestinal bleeding
  • General Gastroenterology
  • Genetic syndromes with risk of colon cancer
  • H. Pylori infection
  • IBD
  • Infections of the gastrointestinal tract
  • Irritable Bowel Syndrome and Other Conditions
  • Liver disease
  • Multidisciplinary treatment of colon cancer
  • Nausea and Vomiting
  • Peptic ulcer disease
  • Removal of colon polyps
  • Screening for colon polyps and prevention of cancer
  • Screening for esophageal cancer
  • Small intestinal bacterial overgrowth
  • Zenker’s Diverticulum

Accepted Insurances

Always check with your health insurance carrier before scheduling any type of service. You can learn the details of your individual health insurance plan, including the amount of your copay, deductible, and coinsurance by visiting your health insurance company's website or by calling their customer service department. Click here to review our list of accepted insurance plans.

Training and Education

Board Certification

  • Gastroenterology, American Board of Internal Medicine
  • Internal Medicine, American Board of Internal Medicine


  • Gastroenterology, Albert Einstein College of Medicine of Yeshiva University, Montefiore Medical Center, Bronx, NY


  • Internal Medicine, Albert Einstein College of Medicine of Yeshiva University, Bronx Municipal Hospital, Bronx, NY


  • Internal Medicine, Albert Einstein College of Medicine of Yeshiva University, Bronx Municipal Hospital, Bronx, NY

Medical School

  • New York University School of Medicine, New York, NY


  • Biology and Sociology, Brandeis University, Waltham, MA

About Me

Jeffrey B. Danzig, MD is part of Summit Health’s Gastroenterology team. In practice for over 28 years, Dr. Danzig has extensive experience in treating a variety of common digestive health conditions and specializes in gastrointestinal conditions including, Gastroesophageal Reflux Disease (GERD), Irritable Bowel syndrome (IBS) and acid related diseases.

Dr. Danzig places high priority on close communication with his patients, confident that it truly makes a difference during the course of their treatment and leads to the best possible health outcomes.

Dr. Danzig is Board Certified in Internal Medicine and Gastroenterology and is a former faculty member at Cornell University’s School of Medicine. He is also a national lecturer on GI diseases and has authored numerous articles on various GI disorders including GI Malignancy in AIDS and The Treatment of Gastroesophageal Reflux Disease with Proton Pump Inhibitors.

When not caring for patients, Dr. Danzig enjoys spending time with his family and reading novels.


Hospital Affiliations

  • The Valley Hospital