NPPES file of Aug 9, 2026

Zachary Greenberg, DC

Chiropractor · Elmhurst, IL

Zachary Greenberg, DC is a chiropractor with a practice address in Elmhurst, Illinois, and NPI 1992502710, issued on Feb 28, 2025. Check the license (Illinois 038.014267, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1992502710
Name
Zachary Greenberg
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
038.014267 IL
Self-reported in NPPES; status is on the state search
Practice location
134 N York St, Elmhurst, IL 60126
Phone
(708) 876-8207
Enumerated
Feb 28, 2025
Record last updated
Feb 28, 2025
Medicare enrollment
Enrolled (PECOS I20250408003759); accepts Medicare assignment
Medical or professional school
National College Of Chiropractic, 2024
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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8 nearest chiropractor records → All 4,524 in Illinois → Look up another NPI →

Also registered at 134 N York St

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

  1. Sarah Hung, LACAcupuncturist1093352106
  2. Katherine Lai, L.AC.Acupuncturist1558902155
  3. Jacquelyn Warner, FNP-BC, IFMCPFamily Nurse Practitioner1710234489

Verify Zachary Greenberg in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 038.014267    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
Find the Illinois 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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Bills Medicare through one group practice

  1. Active Wellness LLCChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Zachary Greenberg among 4,524 chiropractor records in Illinois

Zachary Greenberg, DC is one of 4,524 chiropractor records with a practice address in Illinois. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 97% of them.

  • NPI issued2025 · 97% of these records are older, 1% newer
  • In a Medicare fileYes · 17% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2024 · median 2004 among the 1,912 with a school on file
  • Record last updated2025 · 77% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

41 chiropractor records list a practice address in Elmhurst

They are 41 of the 1,540 NPPES records with a practice address in Elmhurst, and 4,524 chiropractor records in Illinois.

All 4,524 in Illinois → Every provider in Elmhurst → Chiropractor nationwide →

The 8 chiropractor records with the nearest ZIP codes

  1. Linda Sue Breitenstein, DCElmhurst, IL 601261790889947
  2. James Czarnecki, DCElmhurst, IL 601261588760193
  3. Robert Donofrio, DCElmhurst, IL 601261972673796
  4. Anna Doyle, D.C.Elmhurst, IL 601261740298835
  5. Dawn Gaskey, DCElmhurst, IL 601261134120900
  6. Anthony Gentile, D.C.Elmhurst, IL 601261801808399
  7. Brian Karwowski, D.C.Elmhurst, IL 601261174692255
  8. Edward Krys, DCElmhurst, IL 601261568492296

Common questions

What is Zachary Greenberg, DC's NPI number?

Zachary Greenberg, DC's National Provider Identifier (NPI) is 1992502710, issued on Feb 28, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Zachary Greenberg, DC located?

The NPPES record lists a practice address at 134 N York St, Elmhurst, IL, 60126. Phone: (708) 876-8207. Providers update this record themselves, so call before visiting.

How can I verify Zachary Greenberg, DC's license?

NPPES lists Illinois license number 038.014267, as entered by the provider. Search the Illinois 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. Medicare files from data.cms.gov. 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.