Hello North Jersey Gastroenterology in Wayne
  • North Jersey Gastroenterology Website
Office in Wayne
  • Areas of Practice:
  • Gastroenterology

North Jersey Gastroenterology

About Us

The gastroenterology professionals at North Jersey Gastro are pleased to welcome you to our practice. We want all our patients to be informed decision makers and fully understand any health issues you face. That’s why we’ve developed a website loaded with valuable information about gastroenterology, endoscopy and digestive problems and treatments.

Our Doctors

Jonathon S. Stillman, MD

Education & Training
  • Fellowship
    • Gastroenterology
    • Memorial Sloan-Kettering Cancer Center (2007)
  • Residency
    • Internal Medicine
    • New York–Presbyterian Hospital / Weill Cornell Campus (2004)
  • Medical School
    • University of Pennsylvania School of Medicine (2001)
Board Certifications
  • Gastroenterology
  • Internal Medicine
Hospital Affiliations
  • Chilton Hospital
Professional Memberships
  • American Gastroenterology Association (AGA)
  • American Society of Gastrointestinal Endoscopy (ASGE)

Bonnie Kingman Cheng, MD

Education & Training
  • Fellowship
    • Gastroenterology
    • Mount Sinai School of Medicine (2004)
  • Residency
    • Internal Medicine
    • Mount Sinai School of Medicine (2001)
  • Medical School
    • SUNY at Buffalo School of Medicine & Biomedical Science (1998)
Board Certifications
  • Gastroenterology
  • Internal Medicine
Hospital Affiliations
  • Chilton Hospital
Professional Memberships
  • American Gastroenterology Association (AGA)

Steven David, MD

Education & Training
  • Fellowship
    • Gastroenterology
    • University of Miami Hospital (1992)
  • Residency
    • Internal Medicine
    • North Shore University Hospital (1989)
  • Medical School’
    • North Shore University Hospital (1987)
Board Certifications
  • Gastroenterology
  • Internal Medicine
Hospital Affiliations
  • Chilton Hospital
Professional Memberships
  • American Gastroenterology Association (AGA)
  • American Society of Gastrointestinal Endoscopy (ASGE)

Joseph Anthony Zangara, MD

Education & Training
  • College: John Hopkins Unversity, Baltimore, MD
  • Medical school: UMDNJ, Newark, NJ
  • Residency: University of Maryland, Baltimore, MD
  • Fellowship: University of Maryland, Baltimore, MD

Ravishankar 'Ravi' Ramamoorthy

Education & Training
  • College: Rutgers University, New Brunswick, NJ
  • Medical School:UMDNJ, Newark, NJ
  • Residency: UMDNJ, Newark, NJ
  • Fellowship: UMDNJ, Newark, NJ
Our Services

North Jersey Gastro offers a full array of gastroenterology services to help you maintain a healthy digestive system.

  • Colonoscopy
  • Flexible Sigmoidoscopy
  • Upper Endoscopy
  • Endoscopic Ultrasound
  • Endoscopic Retrograde Cholangiopancreatography
  • Wireless Capsule Endoscopy
  • 24 Esophageal pH testing
  • Esophageal manometry testing
  • Infusion Center
Our Office
Phone: 973-633-1484
Fax: 973-633-7980
Monday: 7:15 AM - 4:30 PM
Tuesday: 7:15 AM - 4:30 PM
Wednesday: 7:15 AM - 4:30 PM
Thursday: 7:15 AM - 4:30 PM
Friday: 7:15 AM - 4:30 PM
Saturday: Closed
Sunday: Closed
Please Note:

Appointments
Every effort will be made to schedule your appointment at a convenient time. if you cannot keep a scheduled appointment please notify the office at least 24 hours in advance. Our office will try to keep you informed as to any delays in the schedule. If, for any reason you cannot keep a scheduled appointment or will be delayed, please call us as soon as possible.

Emergencies
Our practice is covered by a gastroenterologist 24 hours a day, 7 days a week. Should you have an emergency please call our telephone number and our answering service will call the doctor immediately. Should the emergency be life threatening you should call 911 immediately and go to the nearest emergency room. Our practice works exclusively out of Chilton Memorial Hospital.

Additional Contact Information

Importance of Communication
Please feel free to contact our office with any questions or concerns you may have on your condition, treatment or medication. We believe that clear communication between the health provider and patient is essential to your health.

Request an Appointment

Phone Calls
If you have a straightforward question or concern, one of our skilled staff members can be of assistance. If after talking to our staff you still need to talk to the doctor, let us know. Please be sure to tell us if your call is urgent. If you have a medical emergency please call 911 and go to the nearest hospital emergency room. Our doctors try to return calls as soon as possible. Please understand that due to the nature of a medical practice, routine calls are often answered after several hours or even the next day.

Prescriptions
Authorization for refills will only be given during routine office hours. In certain circumstances your doctor may require an office visit prior to prescribing a medication or refill.