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Andrew B Stefaniwsky,  MD

Accepting New Patients

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Andrew B Stefaniwsky, MD

Gastroenterology

4.8
(253)

Male

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About me

Dr. Andrew Stefaniwsky is a fellowship-trained gastroenterologist with Atlantic Medical Group, diagnosing and treating a range of digestive disorders from irritable bowel syndrome to liver conditions. Dr. Stefaniwsky joins Atlantic Medical Group from private practice, The Medical Group PA, where he was a founding partner from the time it was established in 1982. After receiving his medical degree from Robert Wood Johnson Medical School, Dr. Stefaniwsky remained there to pursue his residency, served as chief resident. He continued for fellowship training at UMDNJ-New Jersey Medical School, where he also served as a clinical instructor. A leader in his field, Dr. Stefaniwsky has held positions that have included president of the New Jersey Endoscopy Society and chief of the Department of Gastroenterology at Irvington General Hospital. Board certified in internal medicine and gastroenterology, Dr. Stefaniwsky is a fellow of the American College of Gastroenterology and a fellow of the American College of Physicians. He is also a member of Phi Beta Kappa academic honor society. Dr. Stefaniwsky maintains professional membership in the American Medical Association, New Jersey Medical Society, American College of Gastroenterology and American Society of Gastrointestinal Endoscopy. His research in the use of Ursodeoxycholic acid in bile acid gastritis was published in The Gastroenterology Journal. Dr. Stefaniwsky is a participating provider of the Atlantic Accountable Care Organization.

SPECIALTIES

  • Gastroenterology

AFFILIATIONS

  • Atlantic Medical Group

  • Overlook Medical Center

Where to see me

Insurance

Please contact the practice to confirm your health plan is accepted.

Education & Experience

TRAINING

Robert Wood Johnson Medical SchoolMedical School
Robert Wood Johnson - RutgersResidency
UMDNJ New Jersey Medical SchoolFellowship

BOARD CERTIFICATIONS

GastroenterologyAmerican Board of Internal Medicine

Patient Reviews

OVERALL RATING

4.8

(253 ratings)
20 reviews
  • 5.0
    Jul 23, 2025
    Very good
  • 5.0
    Jul 21, 2025
    Pleased with the efficiency of the visit, little or no waiting time, and happy to see Dr. Stefaniwsky again, whom I have been seeing for colonoscopy for over 30 years.
  • 5.0
    Jul 20, 2025
    My doctor and nurses were very caring and respectful. So, my procedure went well.
  • 5.0
    Jul 18, 2025
    Your central scheduling stinks On hold for 40 min then they couldn't help me sent me to office voice mail twice
  • 5.0
    Jul 9, 2025
    Excellent visit in the new office space