NPPES file of Aug 9, 2026

Gary J. Kostek, D.C.

Chiropractor · Williamsville, NY

Gary J. Kostek, D.C. is a chiropractor with a practice address in Williamsville, New York, and NPI 1750374948, issued on Aug 24, 2005. Check the license (New York X006972-1, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1750374948
Name
Gary J. Kostek
Credential
D.C.
Primary taxonomy
Chiropractor 111N00000X
License number
X006972-1 NY
Self-reported in NPPES; status is on the state search
Practice location
8643 Sheridan Dr, Williamsville, NY 14221
Phone
(716) 634-4133
Enumerated
Aug 24, 2005
Record last updated
Aug 16, 2024
Fax
(716) 634-4140
Medicare enrollment
Enrolled (PECOS I20100813000324); accepts Medicare assignment
Medical or professional school
National College Of Chiropractic, 1991
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 8643 Sheridan Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Stephanie Goodwin, PNPPediatric Nurse Practitioner1467895763
  2. Caitlin Hoelscher, M.D.Pediatrics Physician1194017467
  3. Shelby Kelkenberg, FNPFamily Nurse Practitioner1235994948
  4. Courtney Kovacic, PAPediatrics Physician1922577568
  5. Robert Laudico, M.D.Pediatrics Physician1992846828
  6. Jean Ann Marfurt, M.D.Pediatrics Physician1427190164

Verify Gary J. Kostek in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license X006972-1
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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Gary J. Kostek among 4,573 chiropractor records in New York

Gary J. Kostek, D.C. is one of 4,573 chiropractor records with a practice address in New York. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileNo · 13% of these records are
  • In the CMS Doctors and Clinicians fileYes · 36% of these records are
  • Graduated1991 · median 1997 among the 1,633 with a school on file
  • Record last updated2024 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

62 chiropractor records list a practice address in Williamsville

They are 62 of the 3,530 NPPES records with a practice address in Williamsville, and 4,573 chiropractor records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 chiropractor records with the nearest ZIP codes

  1. C Robert Bader, DCWilliamsville, NY 142211215984984
  2. Steven Celotto, D.C.Williamsville, NY 142211598705105
  3. Michael Christopher, DCWilliamsville, NY 142211003855636
  4. Daniel Cox, DCWilliamsville, NY 142211275578270
  5. Barbara Coyle, DCWilliamsville, NY 142211073607511
  6. Kerrie Ferguson, DCWilliamsville, NY 142211043268311
  7. David Grabenstatter, D.CWilliamsville, NY 142211093816886
  8. Shannon Herr, D.C.Buffalo, NY 142211235173790

Common questions

What is Gary J. Kostek, D.C.'s NPI number?

Gary J. Kostek, D.C.'s National Provider Identifier (NPI) is 1750374948, issued on Aug 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gary J. Kostek, D.C. located?

The NPPES record lists a practice address at 8643 Sheridan Dr, Williamsville, NY, 14221. Phone: (716) 634-4133. Providers update this record themselves, so call before visiting.

How can I verify Gary J. Kostek, D.C.'s license?

NPPES lists New York license number X006972-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.