HealthcareDiscovery.AI / Doctors / New York / Smithtown / Obstetrics & Gynecology

Obstetrics & Gynecology in Smithtown, New York

Data updated monthly · Last refresh September 2026

8 Obstetrics & Gynecology providers practice in Smithtown. Listings are drawn from federal public records and are not endorsements.

Obstetrics & Gynecology providers in Smithtown

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Charles Mann, M.D.
Smithtown, NY · No drug or device payments recorded (2025) · (631) 862-3800
Dr. Dinesh Vadher, MD
Smithtown, NY · No drug or device payments recorded (2025) · (631) 862-3610
Dr. Jennifer Slagus, M.D.
Smithtown, NY · $276 in drug and device payments (2025) · (631) 862-3800
Dr. Lisa Amorin, M.D.
Smithtown, NY · $100 in drug and device payments (2025) · (631) 862-3800
Dr. Michael Gentilesco, M.D.
Smithtown, NY · No drug or device payments recorded (2025) · (631) 862-3800
Dr. Nicholas Kleopoulos M.d., MD
Smithtown, NY · No drug or device payments recorded (2025) · (631) 265-4567
Dr. Polly Kanganis, M.D.
Smithtown, NY · $37 in drug and device payments (2025) · (631) 265-4567
Dr. Theodore Blaszczyk, M.D.
Smithtown, NY · $51 in drug and device payments (2025) · (631) 265-4567

Conditions Obstetrics & Gynecology providers in Smithtown, New York commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Obstetrics & Gynecology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Obstetrics & Gynecology providers are in Smithtown, New York?

There are 8 Obstetrics & Gynecology providers with active NPI records practicing in Smithtown, according to federal NPPES data refreshed monthly.

What conditions do Obstetrics & Gynecology providers in Smithtown treat?

Obstetrics & Gynecology providers in Smithtown commonly treat pregnancy care, endometriosis, fibroids, PCOS, menopause and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Smithtown Obstetrics & Gynecology across New York

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.