NPPES file of Aug 9, 2026

Katherine Elizabeth Ernstrom, LCSW

Clinical Social Worker · Chicago, IL

Katherine Elizabeth Ernstrom, LCSW is a clinical social worker with a practice address in Chicago, Illinois, and NPI 1568710424, issued on Aug 27, 2012. Check the license (Illinois 149.018053, 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
1568710424
Name
Katherine Elizabeth Ernstrom
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
149.018053 IL
Self-reported in NPPES; status is on the state search
Practice location
1333 N Kingsbury St Ste 303, Chicago, IL 60642
Phone
(312) 809-0298
Enumerated
Aug 27, 2012
Record last updated
Oct 29, 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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8 nearest clinical social worker records → All 13,637 in Illinois → Look up another NPI →

Also registered at 1333 N Kingsbury St Ste 303

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

  1. Elise BarringtonMarriage & Family Therapist1720907009
  2. Tawnya Blanford, LCSWClinical Social Worker1508985821
  3. Samantha Buhai-JacobusProfessional Counselor1821661380
  4. Julia Chapman, LSWClinical Social Worker1144093634
  5. Stefanie Cobb, MSWSocial Worker1578310231
  6. Christina Ellis, LCSWClinical Social Worker1750638292

Verify Katherine Elizabeth Ernstrom 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 149.018053    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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Katherine Elizabeth Ernstrom among 13,637 clinical social worker records in Illinois

Katherine Elizabeth Ernstrom, 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 not. Its NPI, issued in 2012, is newer than 32% of them.

  • NPI issued2012 · 32% of these records are older, 65% newer
  • In a Medicare fileNo · 14% of these records are
  • In the CMS Doctors and Clinicians fileNo · 21% of these records are
  • Record last updated2025 · 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).

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.

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

The 8 clinical social worker records with the nearest ZIP codes

  1. Shea Anderson, LCSWChicago, IL 606421801109723
  2. Leonardo Barriga, L.C.S.W.Chicago, IL 606421578573853
  3. Brenda Black, LCSWChicago, IL 606421245554724
  4. Tawnya Blanford, LCSWChicago, IL 606421508985821
  5. Meghan Dean, LCSWChicago, IL 606421780742684
  6. Christina Ellis, LCSWChicago, IL 606421750638292
  7. Agnieszka Grabowski, MA, LCSWChicago, IL 606421841631132
  8. Jessica Koester, LCSW, LPHAChicago, IL 606421285964114

Common questions

What is Katherine Elizabeth Ernstrom, LCSW's NPI number?

Katherine Elizabeth Ernstrom, LCSW's National Provider Identifier (NPI) is 1568710424, issued on Aug 27, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Elizabeth Ernstrom, LCSW located?

The NPPES record lists a practice address at 1333 N Kingsbury St Ste 303, Chicago, IL, 60642. Phone: (312) 809-0298. Providers update this record themselves, so call before visiting.

How can I verify Katherine Elizabeth Ernstrom, LCSW's license?

NPPES lists Illinois license number 149.018053, 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.

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.