Athanasios Antoniadis, MD

Obstetrics & Gynecology · Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip

Obstetrics & Gynecology

Office locations

Catholic Health Physician Partners – Women's Health (OB/GYN)

1000 Montauk Hwy
West Islip, NY 11795

Call (631) 587-7733 Directions Website

Mount Sinai Obstetrics, Gynecology and Reproductive Science

750 Montauk Hwy
West Islip, NY 11795

Call (631) 376-1010 Directions Website

Other providers at this practice

Veronica Galaviz, MDGynecology WMCHealth Obstetrics & Gynecology · Valhalla M. Baraa Allaf, MDMaternal-Fetal Medicine Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip Manuel Merida Reyes, MDGynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip Diana Garretto, MDMaternal-Fetal Medicine Catholic Health Physician Partners – Women's Health (OB/GYN) · Roslyn Paulina Guta, DOObstetrics & Gynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip Angelica Hernandez, MDGynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · Roslyn Dennis Mauricio, MDObstetrics & Gynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip Mark Pillitteri, DOObstetrics & Gynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip

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Anthony Nguyen, MDObstetrics & Gynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · Centereach John Vullo, DOObstetrics & Gynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip Margarita Jurak, MDObstetrics & Gynecology Stony Brook Medicine OB/GYN (University Associates in Obstetrics & Gynecology) · Stony Brook Jacqueline Ammirata, MDObstetrics & Gynecology Stony Brook Medicine OB/GYN (University Associates in Obstetrics & Gynecology) · Stony Brook Richard Klein, MDObstetrics & Gynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip Laura Sheridan-Kelchner, DOObstetrics & Gynecology Catholic Health Physician Partners – Women's Health (OB/GYN) · West Islip

Details

Specialty: Obstetrics & Gynecology
Credentials: MD
Gender: Male
Education: University Of Miami, Lm Miller School Of Medicine (1988)
Medicare: Enrolled in Medicare
NPI: 1730286485

Insurance accepted (verified)

Plans accepted at Catholic Health Physician Partners – Women's Health (OB/GYN)

Network list published by Catholic Health (Long Island). Plans reported in network for a clinician at this address in the NYS Provider & Health Plan Look-Up (data as of 2026-10-16). Hospital-level participation: Catholic Health's Healthfirst network update (Medicaid, HARP, CHP, Marketplace, Essential Plan) and its NY State exchange plan list for its six hospitals. The full managed-care list on catholichealthli.org did not render for review, so commercial carriers (e.g., Aetna, Cigna) are not recorded. Physician participation should be confirmed with Catholic Health Physician Partners. Sources: [1] [2] [3] [4] Checked 2026-11-01.

Confirm with the office that they take your specific plan before your visit. Networks differ by plan product and change often.

Athanasios Antoniadis, MD ✓ Verified

Office locations

Other providers at this practice

More OB/GYNs near West Islip

Athanasios Antoniadis, MD