NPPES file of Aug 9, 2026

Chester Paul Klos, D.D.S.

General Practice Dentistry · Chicago, IL

Chester Paul Klos, D.D.S. is a general practice dentistry with a practice address in Chicago, Illinois, and NPI 1730165168, issued on Dec 18, 2005. 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
1730165168
Name
Chester Paul Klos
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
Practice location
5841 W Belmont Ave, Chicago, IL 60634
Phone
(773) 622-3454
Enumerated
Dec 18, 2005
Record last updated
Jul 13, 2026
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 5841 W Belmont Ave

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

  1. Ardeshir Raghian, D.D.S., P.C.Periodontics1265504617
  2. Larisa Spirtovic, DDSGeneral Practice Dentistry1447485362

Verify Chester Paul Klos 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

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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Industry payments in 2024: $15.00

1 payment: food and beverage; the largest payer was Align Technology, 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. Chester Klos$15.00
  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.

Chester Paul Klos among 5,276 general practice dentistry records in Illinois

Chester Paul Klos, 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 96% 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 updated2026 · 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.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Peter Bacos, DDSChicago, IL 606341497827943
  2. Sam Ciccarelli, D.D.S.Chicago, IL 606341912070426
  3. Vincent Gasparaitis, D.D.S.Chicago, IL 606341134296551
  4. Emma GonzalezChicago, IL 606341619042603
  5. John Kim, DDSChicago, IL 606341922098748
  6. Drew Manson, DDSChicago, IL 606341982775433
  7. Michael Mogil, D.D.S.Chicago, IL 606341003987728
  8. Beth Nelson, DDSChicago, IL 606341003988551

Common questions

What is Chester Paul Klos, D.D.S.'s NPI number?

Chester Paul Klos, D.D.S.'s National Provider Identifier (NPI) is 1730165168, issued on Dec 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Chester Paul Klos, D.D.S. located?

The NPPES record lists a practice address at 5841 W Belmont Ave, Chicago, IL, 60634. Phone: (773) 622-3454. Providers update this record themselves, so call before visiting.

How can I verify Chester Paul Klos, D.D.S.'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.