Kostas Sideridis, DO

Gastroenterologist located in Syosset, NY

About Dr. Sideridis

Kostas Sideridis, DO, is an osteopathic doctor at Long Island Gastro in Syosset, Long Island, New York. 

Dr. Sideridis earned his degree at the New York Institute of Technology College of Osteopathic Medicine. He then completed his internship at the Wyckoff Heights Medical Center in Brooklyn, New York, and completed his residency at New York University Winthrop Hospital. Dr. Sideridis then went on to complete his fellowship in gastroenterology at the Long Island Jewish Medical Center. After completing his fellowship, Dr. Sideridis helped co-found Long Island Gastro.  

Dr. Sideridis takes a holistic approach to patient health. He takes the time to listen to patient concerns and discuss the variety of treatment options available. Dr. Sideridis is dedicated to being a partner to patients seeking to improve their overall health. Patients with hepatopancreatobiliary diseases and irritable bowel syndrome have found the relief they need with Dr. Sideridis. He is also a proponent of therapeutic endoscopy to treat a variety of gastrointestinal issues.

For a doctor that cares about patient satisfaction, and offers the best possible treatment, book an appointment online or by phone with Dr. Sideridis.

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,  Office of Kostas Sideridis, DO

Kostas Sideridis, DO, is an osteopathic doctor at Long Island Gastro in Syosset, Long Island, New York. 

Dr. Sideridis earned his degree at the New York Institute of Technology College of Osteopathic Medicine. He then completed his internship at the Wyckoff Heights Medical Center in Brooklyn, New York, and completed his residency at New York University Winthrop Hospital. Dr. Sideridis then went on to complete his fellowship in gastroenterology at the Long Island Jewish Medical Center. After completing his fellowship, Dr. Sideridis helped co-found Long Island Gastro.  

Dr. Sideridis takes a holistic approach to patient health. He takes the time to listen to patient concerns and discuss the variety of treatment options available. Dr. Sideridis is dedicated to being a partner to patients seeking to improve their overall health. Patients with hepatopancreatobiliary diseases and irritable bowel syndrome have found the relief they need with Dr. Sideridis. He is also a proponent of therapeutic endoscopy to treat a variety of gastrointestinal issues.

For a doctor that cares about patient satisfaction, and offers the best possible treatment, book an appointment online or by phone with Dr. Sideridis.


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Insurance Information

Long Island Gastro accepts most major insurance plans. For questions about your specific coverage, please call the office.

Aetna
AmeriChoice
Cigna
Empire Blue Cross Blue Shield
HIP
Humana
MagnaCare
Medicaid
VNS