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In Oceanside, Dr. Jay S. Fenster works as a gastroenterologist at Five Towns Gastroenterology.
State University of New York Downstate Medical Center is where Dr. Fenster went to medical school, graduating in 1986.
Five Towns Gastroenterology's Oceanside location at 1 Healthy Way, Oceanside, NY 11572 is where Dr. Fenster sees patients — appointments by phone at (516) 632-3000. He accepts Medicare assignment — useful to know if you are on traditional Medicare. Video (telehealth) appointments are listed as an option.
On the hospital side, Dr. Fenster holds an affiliation with St. John's Episcopal Hospital at South Shore.
If Dr. Fenster treated you or someone in your family, your experience is exactly what others are looking for. Leave a review below.
About Dr. Fenster's practice
- Specialty
- Gastroenterologist
- Credentials
- MD
- Practice
- Five Towns Gastroenterology
- Address
- 1 Healthy Way, Oceanside, NY 11572
- Phone
- (516) 632-3000
- Medical school
- State University of New York Downstate Medical Center (1986)
- Hospital affiliations
- St. John's Episcopal Hospital at South Shore
- Medicare assignment
- Accepts
- Telehealth
- Available
- NPI number
- 1467434126
- NY license no.
- 174304
Medicare, Medicaid and hospitals
- Medicare patients (2024)
- 646 people with traditional Medicare, average age 74
- Most common services billed to Medicare
- Removal of polyps or growths of large bowel using an endoscope with mechanical snare
- Biopsy of large bowel using a flexible endoscope
- Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
- Procedures on Medicare Care Compare
- Colonoscopy 426 procedures
- Upper gastrointestinal (GI) endoscopy for acid reflux 228 procedures
- Medicare quality score (MIPS 2024)
- 27 out of 100 — reported individually
- New York Medicaid
- Enrolled fee-for-service provider since 1998. Medicaid managed-care plans keep their own networks, so check with your plan.
- Hospital pages
- St. John's Episcopal Hospital at South Shore
Medicare figures cover people with traditional (fee-for-service) Medicare only; services billed for fewer than 11 patients are not published.
Comparing gastroenterologists? See 4 in Oceanside or 109 across Long Island.
Other gastroenterologists in Long Island
Dr. Seth E. Persky, MDGastroenterologist · Medical Services of Setauket PCNo reviews yetEast Setauket, NY
Dr. William Disanti, MDGastroenterologist · Island Gastroenterology Consultants PCNo reviews yetWest Islip, NY
Dr. Amit H. Sachdev, MDGastroenterologist · Mount Sinai School of MedicineNo reviews yetOceanside, NY
Dr. Rashmi R. Advani, MDGastroenterologist · North Shore Medical Group of the Mount Sinai School of MedicineNo reviews yetOceanside, NY
Dr. Stavros Stavropoulos, MDGastroenterologist · North Shore Medical Group of the Mount Sinai School of MedicineNo reviews yetOceanside, NY
Dr. Alan F. Sloyer, MDGastroenterologist · Gastrointestinal Care of Long Island PLLCNo reviews yetMassapequa, NYWrite a review
Frequently Asked Questions
With Five Towns Gastroenterology, at 1 Healthy Way, Oceanside, NY 11572.
Call the office at (516) 632-3000.
Yes — Dr. Fenster accepts Medicare assignment, taking the Medicare-approved amount as full payment for covered services.
St. John's Episcopal Hospital at South Shore.
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