NPPES file of Aug 9, 2026

Joseph Gregory Unger, D.D.S.

General Practice Dentistry · Chicago, IL

Joseph Gregory Unger, D.D.S. is a general practice dentistry with a practice address in Chicago, Illinois, and NPI 1871750471, issued on May 21, 2008. Check the license (Illinois 019-019577, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1871750471
Name
Joseph Gregory Unger
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
019-019577 IL
Self-reported in NPPES; status is on the state search
Practice location
4424 W 63RD St, Chicago, IL 60629
Phone
(773) 582-8129
Enumerated
May 21, 2008
Record last updated
May 21, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(773) 582-8129
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 general practice dentistry records → All 5,276 in Illinois → Look up another NPI →

Verify Joseph Gregory Unger 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 019-019577    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

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87% fewer Medicare Part D claims than the average general practice dentistry in 2024

11 Medicare Part D claims, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Joseph Unger11
  2. Specialty average83

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Joseph Gregory Unger among 5,276 general practice dentistry records in Illinois

Joseph Gregory Unger, D.D.S. is one of 5,276 general practice dentistry records with a practice address in Illinois. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 57% of them.

  • NPI issued2008 · 57% of these records are older, 36% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2008 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,148 general practice dentistry records list a practice address in Chicago

They are 1,148 of the 63,379 NPPES records with a practice address in Chicago, and 5,276 general practice dentistry records in Illinois.

All 5,276 in Illinois → Every provider in Chicago → General Practice Dentistry nationwide →

The 8 general practice dentistry records with the nearest ZIP codes

  1. Ayesha Abdullah-Ewing, DDSChicago, IL 606291255465001
  2. Funmi Adeleke, DDSChicago, IL 606291588701452
  3. Junaid Ahmed, D.D.S.Chicago, IL 606291104946623
  4. Anthony Benard, DDSChicago, IL 606291316076052
  5. Tom Chan, D.D.SChicago, IL 606291407845936
  6. Norman Dabiri, D.M.D.Chicago, IL 606291265532840
  7. Gregory Dalton, DMDChicago, IL 606291013044825
  8. Justine Gasior, DDSChicago, IL 606291003039686

Common questions

What is Joseph Gregory Unger, D.D.S.'s NPI number?

Joseph Gregory Unger, D.D.S.'s National Provider Identifier (NPI) is 1871750471, issued on May 21, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Gregory Unger, D.D.S. located?

The NPPES record lists a practice address at 4424 W 63RD St, Chicago, IL, 60629. Phone: (773) 582-8129. Providers update this record themselves, so call before visiting.

How can I verify Joseph Gregory Unger, D.D.S.'s license?

NPPES lists Illinois license number 019-019577, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Joseph Gregory Unger, D.D.S. prescribe under Medicare Part D?

In 2024, Joseph Gregory Unger, D.D.S. had 11 Medicare Part D claims; the average among general practice dentistry prescribers was 83. Part D covers Medicare prescriptions 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.