Gastroenterology and Hepatology

Olga Aroniadis, MD

Welcome from Our Chief

I am pleased to welcome you to the Division of Gastroenterology and Hepatology. Our highly trained physicians, with expertise in key gastroenterology (GI) areas, are available to you for evaluation, diagnosis and treatment. We are fortunate to be an integral part of 星空无限传媒, Long Island鈥檚 premier academic medical center, where we can draw on the resources of world-class physicians, healthcare staff, technology and state-of-the-art facilities.

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What We Do

At 星空无限传媒's Division of Gastroenterology and Hepatology, we provide expert care for a wide range of digestive and liver conditions. From common issues like acid reflux, constipation and heartburn to precancerous conditions like Barrett鈥檚 esophagus, our team is here to help. We also offer routine screenings, such as colonoscopies, to support your ongoing digestive health.

As Long Island鈥檚 leading health center, we combine groundbreaking research with advanced technology to deliver top-notch care. Whether you're visiting us for a routine screening or a complex GI condition, our highly skilled physicians provide compassionate, respectful care tailored to your needs.

Why See a GI Specialist?

Digestive issues can affect your daily life and overall health. A GI specialist has the expertise to diagnose and treat conditions like acid reflux, irritable bowel syndrome (IBS) and liver diseases. Early detection and treatment can prevent complications and improve your quality of life. 

With advanced diagnostic tools and personalized care, GI specialists can uncover the root cause of your symptoms and tailor treatments to your unique needs. Whether you're dealing with chronic discomfort or new digestive concerns, seeking expert care can make all the difference.

A doctor in a white lab coat from 星空无限传媒 consulting with a patient while holding an anatomical model of the large intestine.

星空无限传媒 Gastroenterological Diseases

Gastroenterological diseases affect the digestive system, including the mouth, esophagus, stomach and intestines. Common conditions include GERD, ulcers and Crohn鈥檚 disease. These issues can cause symptoms like pain, bloating or changes in digestion. Our team is here to help you find relief and manage your condition effectively.

A female doctor in a white 星空无限传媒 lab coat speaking with a seated patient in an examination room.

星空无限传媒 Diseases of the Hepatobiliary System

The hepatobiliary system includes the liver, gallbladder and bile ducts. Diseases like hepatitis, gallstones and liver cirrhosis can impact your body鈥檚 ability to process nutrients and remove toxins. Our specialists use advanced techniques to diagnose and treat these conditions with care and precision.


For Patients: Procedure Instructions

Preparing for your procedure is an important step in ensuring the best results. Visit our procedure instructions page to view clear, easy-to-follow guidelines for your upcoming appointment.

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Find a Doctor Near You!

Our doctors practice out of locations all across Suffolk County. We have offices in Lake Grove, Commack, East Setauket and Stony Brook.

View all of our locations here

 

Important: Please ensure you are calling the correct telephone number when contacting the 星空无限传媒 Gastroenterology and Hepatology office. If you have experienced any difficulties reaching our office or have questions regarding our contact information, please let us know.

For assistance, please contact our office at (631) 444-5220.

Thank you for helping us ensure we can provide you with timely service and support.