Registry data as of Aug 27, 2026

Steven Owczaruk, DMD

Dentist · Oswego, IL

Steven Owczaruk, DMD is a dentist with a practice address in Oswego, Illinois, and NPI 1184237034, issued on Aug 28, 2020. Check the license (Illinois 019.032660, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1184237034
Name
Steven Owczaruk
Credential
DMD
Primary taxonomy
Dentist 122300000X
License number
019.032660 IL
Self-reported in NPPES; status is on the state search
Practice location
3419 Orchard RD, Oswego, IL 60543
Phone
(331) 208-5754
Enumerated
Aug 28, 2020
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 3419 Orchard RD

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

  1. Berrett Chestleigh, DDSGeneral Practice Dentistry1356029540
  2. Trupti Sabhnani, DDSDentist1508522806

Verify Steven Owczaruk 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 019.032660
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

71% fewer Medicare Part D claims than the average dentist in 2024

26 Medicare Part D claims for 19 beneficiaries, against an average of 90 among the 51,502 providers of this specialty who prescribed in Part D.

  1. Steven Owczaruk26
  2. Specialty average90

Most prescribed

  1. Amoxicillin11 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.

13 dentist records list a Oswego practice address

They are 13 of the 516 NPPES records with a Oswego practice address, and 4,688 dentist records in Illinois.

Other dentist records in Illinois

  1. Naailah Aaishah, DMDChicago, IL1770404774
  2. Juan Abadia, D.D.S.Wheeling, IL1619389681
  3. Gilbert Abadilla, DDSBloomingdale, IL1710003686
  4. Marwan Abbas, DMDChicago, IL1912490749
  5. David Abbott, D.D.S.Wheaton, IL1114133733
  6. Abdallah AbboudChicago, IL1962702068
  7. Nancy Abdala, D.D.S.Chicago, IL1467682302
  8. Fathi Abdallah, DMDOak Lawn, IL1447827225
  9. Ghassan Abdallah, DMDOak Lawn, IL1720179021
  10. Housam Abdallah, DMDJoliet, IL1811673973

Common questions

What is Steven Owczaruk, DMD's NPI number?

Steven Owczaruk, DMD's National Provider Identifier (NPI) is 1184237034, issued on Aug 28, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Steven Owczaruk, DMD located?

The NPPES record lists a practice address at 3419 Orchard RD, Oswego, IL, 60543. Phone: (331) 208-5754. Providers update this record themselves, so call before visiting.

How can I verify Steven Owczaruk, DMD's license?

NPPES lists Illinois license number 019.032660, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Steven Owczaruk, DMD prescribe under Medicare Part D?

In 2024, Steven Owczaruk, DMD had 26 Medicare Part D claims for 19 beneficiaries; the average among dentist prescribers was 90. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.