NPPES file of Aug 9, 2026

Gregory B. Nazar, M.D.

Neurological Surgery Physician · Louisville, KY

Gregory B. Nazar, M.D. is a neurological surgery physician with a practice address in Louisville, Kentucky, and NPI 1851395586, issued on Jun 10, 2005. Check the license (Kentucky 26253, as entered in NPPES) on the Kentucky Board of Medical Licensure; 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
1851395586
Name
Gregory B. Nazar
Credential
M.D.
Primary taxonomy
Neurological Surgery Physician 207T00000X
License numbers
26253 KY
01038382 IN
Self-reported in NPPES; status is on the state search
Practice location
3 Audubon Plaza Dr, Louisville, KY 40217
Phone
(502) 636-2667
Enumerated
Jun 10, 2005
Record last updated
Sep 12, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(502) 636-2668
Medicaid IDs
100461820 IN
64262538 KY
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest neurological surgery physician records → All 111 in Kentucky → Look up another NPI →

Also registered at 3 Audubon Plaza Dr

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

  1. Lara Barrow, CRNACertified Registered Nurse Anesthetist1710964507
  2. Matthew BartramPhysician Assistant1548669641
  3. Gary Bloemer, M.D.Orthopaedic Surgery Physician1104884550
  4. Anna Chumbley, DNPAcute Care Nurse Practitioner1336689827
  5. Amanda Daffer, NPAdult Health Nurse Practitioner1851661474
  6. Bryan EckerleNeurology Physician1023252558

Verify Gregory B. Nazar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 26253    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
Open the Kentucky license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Gregory B. Nazar among 111 neurological surgery physician records in Kentucky

Gregory B. Nazar, M.D. is one of 111 neurological surgery physician records with a practice address in Kentucky. 85% 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, 84% newer
  • In a Medicare fileNo · 85% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2016 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Kentucky

There are 111 neurological surgery physician records in Kentucky. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 111 in Kentucky → Every provider in Louisville → Neurological Surgery Physician nationwide →

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Duane Densler, MDLouisville, KY 402171376667741
  2. Thomas Becherer, MDLouisville, KY 402071700987260
  3. Eric Chen, M.D.Louisville, KY 402071841672276
  4. Aurora Cruz, MDLouisville, KY 402071063874170
  5. Michael Doyle, MDLouisville, KY 402071497856959
  6. Steven Reiss, MDLouisville, KY 402071487647616
  7. Nathaniel Todnem, MDLouisville, KY 402071144584004
  8. Wayne Villanueva, M.D.Louisville, KY 402071861483265

Common questions

What is Gregory B. Nazar, M.D.'s NPI number?

Gregory B. Nazar, M.D.'s National Provider Identifier (NPI) is 1851395586, issued on Jun 10, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gregory B. Nazar, M.D. located?

The NPPES record lists a practice address at 3 Audubon Plaza Dr, Louisville, KY, 40217. Phone: (502) 636-2667. Providers update this record themselves, so call before visiting.

How can I verify Gregory B. Nazar, M.D.'s license?

NPPES lists Kentucky license number 26253, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.