NPPES file of Aug 9, 2026

Jennifer Dziatkowiec, LCSW

Clinical Social Worker · Naperville, IL

Jennifer Dziatkowiec, LCSW is a clinical social worker with a practice address in Naperville, Illinois, and NPI 1154810919, issued on May 8, 2018. Check the license (Illinois 149.021192, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154810919
Name
Jennifer Dziatkowiec
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
149.021192 IL
Self-reported in NPPES; status is on the state search
Practice location
640 S Washington St Ste 180, Naperville, IL 60540
Phone
(630) 897-2156
Enumerated
May 8, 2018
Record last updated
Mar 26, 2026
Medicare enrollment
Enrolled (PECOS I20210511000033); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest clinical social worker records → All 13,637 in Illinois → Look up another NPI →

Also registered at 640 S Washington St Ste 180

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

  1. Patricia Badway, APRNFamily Nurse Practitioner1518525476
  2. Marie Debartolo, APNNurse Practitioner1689921595
  3. Shannon Messerges, NP-CFamily Nurse Practitioner1528430725
  4. Nathalia Padilla Diaz, PSYDClinical Psychologist1891554242
  5. Erin Richardson, LCSWClinical Social Worker1396297370
  6. Charlene Sanuade, LCSWClinical Social Worker1639540339

Verify Jennifer Dziatkowiec 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 149.021192    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.

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Bills Medicare through 2 group practices

  1. Dupage Medical Group LtdBloomingdale, IL
  2. Edgewood Clinical Services P.C.Wheaton, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jennifer Dziatkowiec among 13,637 clinical social worker records in Illinois

Jennifer Dziatkowiec, LCSW is one of 13,637 clinical social worker records with a practice address in Illinois. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 54% of them.

  • NPI issued2018 · 54% of these records are older, 41% newer
  • In a Medicare fileYes · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2017 · median 2010 among the 2,895 with a school on file
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

307 clinical social worker records list a practice address in Naperville

They are 307 of the 4,634 NPPES records with a practice address in Naperville, and 13,637 clinical social worker records in Illinois.

All 13,637 in Illinois → Every provider in Naperville → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Elizabeth Devaney, LCSWNaperville, IL 605401588643399
  2. April Fenton, MSW ACSW LCSWNaperville, IL 605401093808958
  3. Middy Fierro, MSW LICSWNaperville, IL 605401487637641
  4. Monica Guilhot-Chartrand, LCSWNaperville, IL 605401184716896
  5. Lynn Kallmann, LCSWNaperville, IL 605401366555476
  6. Debra Koopmann, LCSWNaperville, IL 605401760491831
  7. Katherine Kubal, LCSWNaperville, IL 605401912083809
  8. Kurt Lohnes, LCSWNaperville, IL 605401508963182

Common questions

What is Jennifer Dziatkowiec, LCSW's NPI number?

Jennifer Dziatkowiec, LCSW's National Provider Identifier (NPI) is 1154810919, issued on May 8, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Dziatkowiec, LCSW located?

The NPPES record lists a practice address at 640 S Washington St Ste 180, Naperville, IL, 60540. Phone: (630) 897-2156. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Dziatkowiec, LCSW's license?

NPPES lists Illinois license number 149.021192, as entered by the provider. 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.

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.