NPPES file of Aug 9, 2026

Eugene Charles Decker, DDS

General Practice Dentistry · Oak Lawn, IL

Eugene Charles Decker, DDS is a general practice dentistry with a practice address in Oak Lawn, Illinois, and NPI 1366572620, issued on Mar 6, 2007. Check the license 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
1366572620
Name
Eugene Charles Decker
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
Practice location
4647 W 103RD St, Oak Lawn, IL 60453
Phone
(708) 422-8260
Enumerated
Mar 6, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(708) 422-6952
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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Also registered at 4647 W 103RD St

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

  1. Satinder Dalawari, MDInternal Medicine Physician1750449880
  2. Geoffrey Decker, DMDGeneral Practice Dentistry1497885750
  3. Hala Gomaa, LPTPhysical Therapist1942249305
  4. Hesham Hegazy, LPTPhysical Therapist1336187962
  5. Richard Hrad, D.D.S.Dentist1164422606
  6. Michael Kozek, DDSGeneral Practice Dentistry1083784367

Verify Eugene Charles Decker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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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Industry payments in 2024: $112.99

1 payment: gift; the largest payer was Ultradent Products Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Eugene Decker$112.99
  2. Specialty average$597.01

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Eugene Charles Decker among 5,276 general practice dentistry records in Illinois

Eugene Charles Decker, DDS 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 2007, is newer than 32% of them.

  • NPI issued2007 · 32% of these records are older, 43% 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 updated2007 · 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).

42 general practice dentistry records list a practice address in Oak Lawn

They are 42 of the 2,993 NPPES records with a practice address in Oak Lawn, and 5,276 general practice dentistry records in Illinois.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Rudolph Burger-Zellinger, DDSOak Lawn, IL 604531174684633
  2. Gerald Connors, D.D.S.Oak Lawn, IL 604531194822668
  3. David Durkin, D.D.S.Oak Lawn, IL 604531508918863
  4. Thomas Fiorenza, DDSOak Lawn, IL 604531518048487
  5. John Fredricksen, DDSOak Lawn, IL 604531487661997
  6. William Grotz, DDSOak Lawn, IL 604531720113855
  7. Thomas King, D.D.S.Oak Lawn, IL 604531003983651
  8. Michael Kozek, DDSOak Lawn, IL 604531083784367

Common questions

What is Eugene Charles Decker, DDS's NPI number?

Eugene Charles Decker, DDS's National Provider Identifier (NPI) is 1366572620, issued on Mar 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Eugene Charles Decker, DDS located?

The NPPES record lists a practice address at 4647 W 103RD St, Oak Lawn, IL, 60453. Phone: (708) 422-8260. Providers update this record themselves, so call before visiting.

How can I verify Eugene Charles Decker, DDS's license?

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.

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.