NPPES file of Aug 9, 2026

Tyler Markus, D.M.D

General Practice Dentistry · Tinley Park, IL

Tyler Markus, D.M.D is a general practice dentistry with a practice address in Tinley Park, Illinois, and NPI 1518317312, issued on Jun 13, 2016. Check the license (Illinois 019.030628, 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
1518317312
Name
Tyler Markus
Credential
D.M.D
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
019.030628 IL
Self-reported in NPPES; status is on the state search
Practice location
17859 Oak Park Ave, Tinley Park, IL 60477
Phone
(708) 532-0091
Enumerated
Jun 13, 2016
Record last updated
Jul 20, 2019 (not updated in 7 years: call before relying on the address or phone)
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 Tyler Markus 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 019.030628    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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19% fewer Medicare Part D claims than the average general practice dentistry in 2024

67 Medicare Part D claims for 40 beneficiaries, 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. Tyler Markus67
  2. Specialty average83

Most prescribed

  1. Amoxicillin28 claims
  2. Denta 5000 Plus12 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.

Tyler Markus among 5,276 general practice dentistry records in Illinois

Tyler Markus, D.M.D 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 2016, is newer than 76% of them.

  • NPI issued2016 · 76% of these records are older, 22% 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 updated2019 · 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).

24 general practice dentistry records list a practice address in Tinley Park

They are 24 of the 1,149 NPPES records with a practice address in Tinley Park, and 5,276 general practice dentistry records in Illinois.

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

The 8 general practice dentistry records with the nearest ZIP codes

  1. Eugenie Darling, DDSTinley Park, IL 604771003853243
  2. Michael Egan, D.D.S.Tinley Park, IL 604771710034731
  3. Chris Gambla, D.D.S.Tinley Park, IL 604771720104854
  4. Guy Gattone, DDSTinley Park, IL 604771548327182
  5. F Gedutis, DDSTinley Park, IL 604771245361880
  6. Jennifer Koch, DMDTinley Park, IL 604771629297742
  7. Bryan Lipson, DDSTinley Park, IL 604771770797854
  8. Sean Marfia, D.M.DTinley Park, IL 604771871563148

Common questions

What is Tyler Markus, D.M.D's NPI number?

Tyler Markus, D.M.D's National Provider Identifier (NPI) is 1518317312, issued on Jun 13, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Tyler Markus, D.M.D located?

The NPPES record lists a practice address at 17859 Oak Park Ave, Tinley Park, IL, 60477. Phone: (708) 532-0091. Providers update this record themselves, so call before visiting.

How can I verify Tyler Markus, D.M.D's license?

NPPES lists Illinois license number 019.030628, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Tyler Markus, D.M.D prescribe under Medicare Part D?

In 2024, Tyler Markus, D.M.D had 67 Medicare Part D claims for 40 beneficiaries; 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.