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Anesthesiology

Anthony J. Winkowski, MD

Works at hospitals in Buffalo, NY · New York

Summary

Dr. Anthony J. Winkowski, MD is an anesthesiologist at 515 Abbott Rd, Suite 410, Buffalo, NY 14220. Phone: (716) 826-6628. Accepts Medicare assignment. In 2024, Anthony J. Winkowski had 108 Original Medicare patients and 112 services. NPI 1528234333. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 515 Abbott Rd, Suite 410, Buffalo, NY 14220 · Directions
  • Phone: (716) 826‑6628
  • Medicare: Accepts Medicare assignment
  • Hospital: Mercy Hospital of Buffalo
  • Group practice: Abbott Anesthesiologist Associates PC
  • Medical school: State University Of New York At Buffalo School Of Medicine · graduated 2004 (22 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Anthony J. Winkowski, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Anthony J. Winkowski accept Medicare assignment?
Yes. Medicare's clinician data says Anthony J. Winkowski accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Anthony J. Winkowski see?
In 2024, CMS data shows 108 Original Medicare patients and 112 services for Anthony J. Winkowski. This counts Original Medicare only and measures volume, not quality.
What is Anthony J. Winkowski's NPI number?
1528234333. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Anthony J. Winkowski, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients108
Services billed to Medicare112
Different services or procedures30
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Anesthesia for extensive surgery on spine (00670)15 services
  2. Anesthesia for x-ray or radiation therapy (01922)13 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis56%
  • Ischemic heart disease48%
  • Chronic kidney disease47%
  • Atrial fibrillation42%

Hospitals where Anthony J. Winkowski works

Medicare's Facility Affiliation Data lists Anthony J. Winkowski at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Anthony J. Winkowski is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Anthony J. Winkowski as a member of this group (CMS data updated October 2, 2026).

  • Abbott Anesthesiologist Associates PC18 clinicians in the group

Specialties

Find other Anesthesiology doctors in New York →

Other anesthesiologists in Buffalo

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

All anesthesiologists in Buffalo →

Other clinicians in Abbott Anesthesiologist Associates PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolState University Of New York At Buffalo School Of Medicine
Graduation year2004 (22 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1528234333
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians