East End Gastroentrology & Hepatology
We are proud to announce video visits are available now, click the link below or call the office today to request an appointment!
Call Us: 631-591-3000

Convenient, Comprehensive Digestive Care

Our mission at East End Gastroenterology & Hepatology is to help you when you need it most, even if it’s on a Sunday. Whether you need colonoscopy, upper endoscopy, capsule endoscopy or Bravo pH, we are here for you when you need us most.

At East End Gastroenterology & Hepatology, you’ll discover a highly skilled, board-certified gastroenterologist, Mark J. Coronel, MD, who provides high-quality, comprehensive GI care and service. We’re located on a multidisciplinary medical campus with access to a lab, imaging center, endoscopy center and urgent care.

That’s because we believe that your care should not only be high-quality and comprehensive, it should be convenient and accessible for you.

For convenient high-quality digestive care, call East End Gastroenterology & Hepatology at 631-591-3000. Or use our convenient Request an Appointment form. Our patients come to us from East End, Manorville, Mastic, Riverhead, Patchogue and neighboring locations.

Locate Us

Riverhead Office

715 Roanoke ave, Building B, Riverhead, NY 11901

Manorville Office & Endoscopy Center

496 County Road 111, Bldg. D, Suite 2, Manorville, NY 11949