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About

Gastroenterology Associates of New Jersey (GANJ) is a private, multi-location medical practice specializing in digestive health. Key points: - Services: Comprehensive digestive care with board-certified gastroenterologists; affiliated with ambulatory surgery centers for outpatient procedures. - Locations: 28 offices across Bergen, Passaic, Morris, Hudson, Ocean, and Essex counties in NJ; HQ at 1130 McBride Ave, Woodland Park, NJ 07424. Additional office listed in Clifton, NJ. No explicit Woodbridge location noted in the provided extract. - Size and scope: Founded in 2009; 34 employees; operates as an integrated group practice with coordinated, personalized care. - Contact: Website ganjllc.com; Phone +1 973-471-8200; Email info@ganjllc.com. If you were specifically looking for Woodbridge-related information: the provided material lists Woodland Park as HQ and Clifton as another office; a Woodbridge location is not listed in the extracted details.

Clinic Type

Gastroenterology

Address

1130 McBride Ave, Woodland Park, New Jersey 07424, US

Phone

(201) 797-6238

Email

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

  • Gastroenterology
  • Endoscopy
  • Colonoscopy
  • Gastrointestinal diagnostics
  • Gastrointestinal procedures
  • Endoscopy centers
  • Hospital affiliations

Technology & Equipment

  • State-of-the-art gastroenterology technology
  • Colonoscopy as standard
  • Endoscopy
  • Diagnostics tools

Team

  • Rini Abraham, MD — MD
  • Aakash Aggarwal, MD — MD
  • Oren E. Bernheim, MD — MD
  • Benjamin L. Biederman, MD — MD
  • Robert Bleicher, MD — MD
  • Andrew S. Boxer, MD — MD
  • Peter Caride, MD — MD
  • Neetu H. Chahil, MD — MD

Insurance & Payment

Languages Spoken

  • English

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Birdeye/Google: 3.5 out of 5 stars (based on 16 reviews) (16 reviews)
  • Healthgrades: 5.0 out of 5 stars (Limited reviews (1-2 reviews per specific location page))
  • Facebook: 60% recommend (10 reviews)

Patients praise

  • Friendly and knowledgeable medical staff and physicians
  • Professional, accommodating office environments
  • Efficient procedure experiences (e.g., colonoscopies, infusion therapy)
  • Respect for appointment times in some locations

Common complaints

  • Difficulty with scheduling and administrative staff
  • Long wait times for appointments and office visits
  • Communication issues, specifically regarding prescription follow-ups and test results
  • Negative patient experiences with procedure outcomes or follow-up procedures

"Dealing with GANJ has been a terrible experience. They made a mistake on a prescription and I cannot get anyone to call me back."

Yelp via MapQuest

"[Dr. Bernheim] is very friendly, knowledgeable, and puts you at ease. My procedure went very smoothly."

Gastroenterology Associates of New Jersey website

"Every one here was very professional and accommodating. They respected the appointment time. There was ample parking available."

Healthgrades (Rutherford location)

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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