About GI Services
GI Services is a premier gastroenterology group with Andre Fedida, MD and Jennifer Brown, DO working alongside our staff to offer our patients the highest care possible.
We combine state-of-the-art medicine with cutting-edge technology (typically seen at elite hospitals). We provide some of the highest-level care for gastrointestinal, liver disease and colorectal cancer prevention, detection and screening in the Essex County area. At the same time, we stay committed to providing professional, personal and compassionate care while obtaining complete patient satisfaction and comfort during the patient’s visit with us.

Meet the Physicians
Our physicians are on staff at a variety of hospitals including St. Michael’s Medical Center in Newark, NJ and Clara Maass Medical Center in Belleville, NJ. We work at a state-of-the-art ambulatory surgery center that provides superb care for our patients.
Information and Resources for Patients
Diet & Nutrition
We hope that you utilize the variety of diet information we have availableInsurance & Billing
We participate in a variety of insurance plans
Information and Resources for Patients
Diet & Nutrition
We hope that you utilize the variety of diet information we have availableInsurance & Billing
We participate in a variety of insurance plans
What Our Patients Say About Us











From the Blog

What Are Common Conditions That Affect The Esophagus?
What are the common conditions that affect the esophagus? How do you recognize symptoms? What are the diagnostic methods for esophagitis? Read on to discover.

What to Do If You Experience Colon Pain: Essential Steps and Treatment Options
Curious about what to do if you experience colon pain? Discover causes, diagnosis, and treatment to ease discomfort and seek medical help.