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Anesthesiology

James G. Widyn, MD

Works at hospitals in West Islip, NY · Roslyn, NY · New York

Summary

James G. Widyn, MD (Anesthesiology) is listed by Medicare at 2 hospitals in West Islip, NY and Roslyn, NY. NPI 1750516308. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about James G. Widyn, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

AnesthesiologyPrimary specialty
YesAccepts Medicare assignment
17Years since medical school (graduated 2009)
Albert Einstein College Of Medicine Of Yeshiva UniversityMedical school
MaleGender (as listed)
New York Cardiovascular Anesthesiologists, P.C.Group practice

Quick answers

Which hospitals does James G. Widyn work at?
Medicare's official clinician data lists James G. Widyn at 2 hospitals: Good Samaritan Hospital Medical Center and St Francis Hospital - The Heart Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does James G. Widyn see patients?
Medicare's clinician data lists 2 practice locations, including Roslyn, NY and West Islip, NY. Call before your visit to confirm the address.
What is James G. Widyn's specialty?
Medicare lists Anesthesiology as the primary specialty.
Does James G. Widyn accept Medicare assignment?
Yes. Medicare's clinician data says James G. Widyn accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for James G. Widyn?
(516) 627-6624, as listed in official Medicare / NPI Registry data.
What is James G. Widyn's NPI number?
1750516308. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where James G. Widyn works

Medicare's Facility Affiliation Data lists James G. Widyn at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where James G. Widyn is enrolled with Medicare (CMS data updated 2026-10-02).

  • 100 Port Washington BlvdRoslyn, NY 11576
  • 1000 Montauk HwyWest Islip, NY 11795 (516) 627‑6624

Group practices

Medicare enrollment lists James G. Widyn as a member of this group (CMS data updated 2026-10-02).

  • New York Cardiovascular Anesthesiologists, P.C.134 clinicians in the group

Specialties

Find other Anesthesiology doctors in New York →

Other anesthesiologists in Roslyn

Clinicians with the same Medicare primary specialty in Roslyn, NY — not a recommendation.

All anesthesiologists in Roslyn →

Clinician information

CredentialMD
Medical schoolAlbert Einstein College Of Medicine Of Yeshiva University
Graduation year2009
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1750516308
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians