NPPES file of Aug 9, 2026

Michael S. Gideon, D.D.S.,M.S.D.

Endodontics · Homewood, IL

Michael S. Gideon, D.D.S.,M.S.D. is an endodontics with a practice address in Homewood, Illinois, and NPI 1851588412, issued on Sep 27, 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
1851588412
Name
Michael S. Gideon
Credential
D.D.S.,M.S.D.
Primary taxonomy
Endodontics 1223E0200X
Practice location
18130 Halsted St, Homewood, IL 60430
Phone
(708) 799-2550
Enumerated
Sep 27, 2007
Record last updated
Sep 27, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(708) 799-1094
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 endodontics records → All 214 in Illinois → Look up another NPI →

Also registered at 18130 Halsted St

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

  1. Dasha Barss, D.D.S.,M.M.SC.Endodontics1922295559
  2. Lee Fillak, D.M.D.,M.S.Endodontics1427246057
  3. Anthony Griglione, D.M.D.Endodontics1508177239
  4. Alex Haralampopoulos, D.M.D.Endodontics1346438967
  5. Donald Miller, D.D.S.,M.S.Periodontics1407044415
  6. John Moore, D.D.S.,M.S.Periodontics1801083423

Verify Michael S. Gideon 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
Find the Illinois license search

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40% fewer Medicare Part D claims than the average endodontics in 2024

73 Medicare Part D claims for 50 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Michael Gideon73
  2. Specialty average121

Most prescribed

  1. Amoxicillin46 claims
  2. Methylprednisolone15 claims

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.

Michael S. Gideon among 214 endodontics records in Illinois

Michael S. Gideon, D.D.S.,M.S.D. is one of 214 endodontics 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 34% of them.

  • NPI issued2007 · 34% of these records are older, 39% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2007 · 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 1223E0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endodontics providers in Illinois

There are 214 endodontics records in Illinois.

All 214 in Illinois → Every provider in Homewood → Endodontics nationwide →

The 8 endodontics records with the nearest ZIP codes

  1. Dasha Barss, D.D.S.,M.M.SC.Homewood, IL 604301922295559
  2. Lee Fillak, D.M.D.,M.S.Homewood, IL 604301427246057
  3. Anthony Griglione, D.M.D.Homewood, IL 604301508177239
  4. Alex Haralampopoulos, D.M.D.Homewood, IL 604301346438967
  5. Chad Wiersema, DDSHomewood, IL 604301427114115
  6. Steven Logan, DDSJoliet, IL 604351376653402
  7. Nasser Maali, DDSJoliet, IL 604351659434975
  8. Jeffrey Walker, D.D.S.,M.S.Frankfort, IL 604231912194572

Common questions

What is Michael S. Gideon, D.D.S.,M.S.D.'s NPI number?

Michael S. Gideon, D.D.S.,M.S.D.'s National Provider Identifier (NPI) is 1851588412, issued on Sep 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michael S. Gideon, D.D.S.,M.S.D. located?

The NPPES record lists a practice address at 18130 Halsted St, Homewood, IL, 60430. Phone: (708) 799-2550. Providers update this record themselves, so call before visiting.

How can I verify Michael S. Gideon, D.D.S.,M.S.D.'s license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Michael S. Gideon, D.D.S.,M.S.D. prescribe under Medicare Part D?

In 2024, Michael S. Gideon, D.D.S.,M.S.D. had 73 Medicare Part D claims for 50 beneficiaries; the average among endodontics prescribers was 121. 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.