NPPES file of Aug 9, 2026

Kassie Widmyer, LCSW

Clinical Social Worker · Chicago, IL

Kassie Widmyer, LCSW is a clinical social worker with a practice address in Chicago, Illinois, and NPI 1588550487, issued on Jun 16, 2025. Check the license (Illinois 149026349, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588550487
Name
Kassie Widmyer
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
149026349 IL
Self-reported in NPPES; status is on the state search
Practice location
155 N Michigan Ave Ste 444, Chicago, IL 60601
Phone
(608) 577-9379
Enumerated
Jun 16, 2025
Record last updated
Jun 16, 2025
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 155 N Michigan Ave Ste 444

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

  1. Elizabeth Davis, R-DMT, LPCCounselor1912573494
  2. Adrianna Deering, LPCProfessional Counselor1669083846
  3. Catherine HinkleMental Health Counselor1306630462
  4. Grace LanzottiMental Health Counselor1134832835
  5. Courtney Schwabauer, LCSWClinical Social Worker1316531577
  6. Mary Stazinski, MAMental Health Counselor1265276299

Verify Kassie Widmyer 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 149026349
    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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4,368 clinical social worker records list a practice address in Chicago

They are 4,368 of the 63,379 NPPES records with a practice address in Chicago, and 13,637 clinical social worker records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical social worker records in Illinois

  1. Leah A' Hearn, LCSWSavoy, IL1124790829
  2. Bruce AaronChicago, IL1013069087
  3. Melissa Aaron, LCSWWest Frankfort, IL1437505526
  4. Marcus Abate, MSWAurora, IL1679904767
  5. Nadia Abbas, LCSWChicago, IL1578176400
  6. Trisha Abbey, LCSWPalatine, IL1477970176
  7. Mary Abbott, LCSWElgin, IL1073787685
  8. Susan Abbott, LCSWOak Park, IL1235456930
  9. Ghada AbdallaChampaign, IL1235015553
  10. Samella Abdullah, PH.D.Chicago, IL1356404263

Common questions

What is Kassie Widmyer, LCSW's NPI number?

Kassie Widmyer, LCSW's National Provider Identifier (NPI) is 1588550487, issued on Jun 16, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Kassie Widmyer, LCSW located?

The NPPES record lists a practice address at 155 N Michigan Ave Ste 444, Chicago, IL, 60601. Phone: (608) 577-9379. Providers update this record themselves, so call before visiting.

How can I verify Kassie Widmyer, LCSW's license?

NPPES lists Illinois license number 149026349, 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. 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.