NPPES file of Aug 9, 2026

Katarzyna Bielak

Speech-Language Pathologist · Chicago, IL

Katarzyna Bielak is a speech-language pathologist with a practice address in Chicago, Illinois, and NPI 1609162247, issued on Jun 22, 2011. Check the license (Illinois 146011118, 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
1609162247
Name
Katarzyna Bielak
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License numbers
146011118 IL
242001886 IL
Self-reported in NPPES; status is on the state search
Practice location
1010 N. Hooker Street, Chicago, IL 60642
Phone
(312) 943-3600
Enumerated
Jun 22, 2011
Record last updated
Jun 15, 2012 (not updated in 14 years: call before relying on the address or phone)
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.
Download card Updates feed

8 nearest speech-language pathologist records → All 10,224 in Illinois → Look up another NPI →

Also registered at 1010 N. Hooker Street

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

  1. Agnieszka AlberskaLicensed Practical Nurse1497016364
  2. Janet CarrilloOccupational Therapist1770835241
  3. Lori HoppRegistered Nurse1104169101
  4. Sue LinRegistered Nurse1073956413
  5. Jennifer MessinaSpeech-Language Assistant1538427414
  6. Iwona OlszewskaLicensed Practical Nurse1386999159

Verify Katarzyna Bielak 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 146011118    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Katarzyna Bielak among 10,224 speech-language pathologist records in Illinois

Katarzyna Bielak is one of 10,224 speech-language pathologist records with a practice address in Illinois. 3% 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 2011, is newer than 27% of them.

  • NPI issued2011 · 27% of these records are older, 70% newer
  • In a Medicare fileNo · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2012 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,753 speech-language pathologist records list a practice address in Chicago

They are 1,753 of the 63,379 NPPES records with a practice address in Chicago, and 10,224 speech-language pathologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 10,224 in Illinois → Every provider in Chicago → Speech-Language Pathologist nationwide →

The 8 speech-language pathologist records with the nearest ZIP codes

  1. Stephanie Del Medico, CCC-SLPChicago, IL 606421023457413
  2. Elizabeth Doyle, M.S. CCC SLPChicago, IL 606421164613709
  3. Candice EmersonChicago, IL 606421972850048
  4. Shannon FilipponiChicago, IL 606421669768669
  5. Sarah JohnsonChicago, IL 606421679882526
  6. Kara LillwitzChicago, IL 606421457790446
  7. Emily MasonChicago, IL 606421497095731
  8. Emily O'Brien, M.S. CCC-SLPChicago, IL 606421720215833

Common questions

What is Katarzyna Bielak's NPI number?

Katarzyna Bielak's National Provider Identifier (NPI) is 1609162247, issued on Jun 22, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Katarzyna Bielak located?

The NPPES record lists a practice address at 1010 N. Hooker Street, Chicago, IL, 60642. Phone: (312) 943-3600. Providers update this record themselves, so call before visiting.

How can I verify Katarzyna Bielak's license?

NPPES lists Illinois license number 146011118, 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.