NPPES file of Aug 9, 2026

Donald Lee Mrozek, LPC, CADC

Counselor · Downers Grove, IL

Donald Lee Mrozek, LPC, CADC is a counselor with a practice address in Downers Grove, Illinois, and NPI 1962111237, issued on Nov 15, 2022. Check the license (Illinois 178.018393, 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
1962111237
Name
Donald Lee Mrozek
Credential
LPC, CADC
Primary taxonomy
Counselor 101Y00000X
License number
178.018393 IL
Self-reported in NPPES; status is on the state search
Practice location
921 Curtiss St, Downers Grove, IL 60515
Phone
(630) 300-8928
Enumerated
Nov 15, 2022
Record last updated
Nov 15, 2022
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 921 Curtiss St

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

  1. Andrew Hamilton, MS, LPCMental Health Counselor1295236651
  2. Jessica Lowery, LCPCMental Health Counselor1285308148
  3. Hallie McPhee-Johnston, LPCMental Health Counselor1134883945
  4. Michael Paquette, LPCMental Health Counselor1114426194

Verify Donald Lee Mrozek 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 178.018393
    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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Donald Lee Mrozek among 3,805 counselor records in Illinois

Donald Lee Mrozek, LPC, CADC is one of 3,805 counselor 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 2022, is newer than 66% of them.

  • NPI issued2022 · 66% of these records are older, 25% newer
  • In a Medicare fileNo · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 5% of these records are
  • Record last updated2022 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101Y00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Counselor providers in Illinois

There are 3,805 counselor records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 counselor records with the nearest ZIP codes

  1. Ariyike AbuDowners Grove, IL 605151073050738
  2. Nicole Cochrane, M.ED., LCPCDowners Grove, IL 605151528197621
  3. Jonah Corsun-Ascher, LCPCDowners Grove, IL 605151770969396
  4. Roseann GuidaDowners Grove, IL 605151770248734
  5. Jami Kolonski, LPCDowners Grove, IL 605151548631427
  6. Melissa KuciaDowners Grove, IL 605151871364083
  7. Melissa Matthei-Kaempf, LCPCDowners Grove, IL 605151497958433
  8. Kalie MillerDowners Grove, IL 605151528821907

Common questions

What is Donald Lee Mrozek, LPC, CADC's NPI number?

Donald Lee Mrozek, LPC, CADC's National Provider Identifier (NPI) is 1962111237, issued on Nov 15, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Donald Lee Mrozek, LPC, CADC located?

The NPPES record lists a practice address at 921 Curtiss St, Downers Grove, IL, 60515. Phone: (630) 300-8928. Providers update this record themselves, so call before visiting.

How can I verify Donald Lee Mrozek, LPC, CADC's license?

NPPES lists Illinois license number 178.018393, 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.