About Gastrointestinal Care
of Long Island
Gastrointestinal Care of Long Island is a premier gastroenterology group comprised of Dr. Pasternak and highly trained staff that work together 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 Nassau 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 Gastrointestinal Care of Long Island.
Meet Dr. Herbert Pasternak
Dr. Pasternak provides compassionate and reliable care to all of his patients. He prioritizes delivering quality care and cutting-edge treatments. He is on staff at both St. Joseph Hospital in Bethpage, NY, and Northwell Hospital at Plainview in Plainview NY.
Information and Resources for Patients
Diet & Nutrition
Insurance & Billing
Information and Resources for Patients
Diet & Nutrition
Insurance & Billing
Patient Forms
What Our Patients Say About Us
From the Blog
What is FODMAP?
The FODMAP diet is designed to help individuals with IBS identify and avoid foods that trigger these uncomfortable symptoms.
IBS Impact on Daily Life
IBS is not life-threatening, but it can significantly impact a person’s quality of life, and factors such as a sensitive digestive tract, family history, and stress may contribute.