NPPES file of Aug 9, 2026

Kate Mazzone, LCSW

Mental Health Counselor · Chicago, IL

Kate Mazzone, LCSW is a mental health counselor with a practice address in Chicago, Illinois, and NPI 1912709379, issued on Mar 26, 2025. Check the license (Illinois 149.020391, 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
1912709379
Name
Kate Mazzone
Credential
LCSW
Primary taxonomy
Mental Health Counselor 101YM0800X
License numbers
149.020391 IL
149020391 IL
Self-reported in NPPES; status is on the state search
Practice location
1645 W Jackson Blvd Ste 600, Chicago, IL 60612
Phone
(312) 942-0228
Enumerated
Mar 26, 2025
Record last updated
Apr 16, 2025
Medicare enrollment
Enrolled (PECOS I20250423002812); accepts Medicare assignment
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 mental health counselor records → All 10,716 in Illinois → Look up another NPI →

Also registered at 1645 W Jackson Blvd Ste 600

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

  1. Carolyn Casady, LCSWClinical Social Worker1659175065
  2. Michelle Kaufman, PHDClinical Psychologist1104343987
  3. K Ranga Krishnan, M.D.Psychiatry Physician1831273994
  4. Lillian OberlanderPsychiatric/Mental Health Nurse Practitioner1962147629
  5. Ashlee Taylor, LSWSocial Worker1750054433

Verify Kate Mazzone 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 149.020391    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 one group practice

  1. Rush University Medical GroupChicago, IL

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

Kate Mazzone among 10,716 mental health counselor records in Illinois

Kate Mazzone, LCSW is one of 10,716 mental health counselor records with a practice address in Illinois. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 85% of them.

  • NPI issued2025 · 85% of these records are older, 6% newer
  • In a Medicare fileYes · 4% of these records are
  • In the CMS Doctors and Clinicians fileYes · 7% of these records are
  • Graduated2016 · median 2015 among the 726 with a school on file
  • Record last updated2025 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,130 mental health counselor records list a practice address in Chicago

They are 2,130 of the 63,379 NPPES records with a practice address in Chicago, and 10,716 mental health counselor records in Illinois.

All 10,716 in Illinois → Every provider in Chicago → Mental Health Counselor nationwide →

The 8 mental health counselor records with the nearest ZIP codes

  1. Leah Boney, MS, QMHPChicago, IL 606121477054377
  2. Keisha Cole, CREDENTIALING MANAGEChicago, IL 606121154942449
  3. Tina Frazier, M.A.Chicago, IL 606121023780640
  4. Robert Gomez, LCPCChicago, IL 606121578121786
  5. Kristine Gonyon, MAChicago, IL 606121972802692
  6. Sheila Heard, LCPC, NCCChicago, IL 606121194376301
  7. Kristie JonesChicago, IL 606121609308204
  8. Renee Miranda-Beristain, LCPC, NCCChicago, IL 606121427458017

Common questions

What is Kate Mazzone, LCSW's NPI number?

Kate Mazzone, LCSW's National Provider Identifier (NPI) is 1912709379, issued on Mar 26, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Kate Mazzone, LCSW located?

The NPPES record lists a practice address at 1645 W Jackson Blvd Ste 600, Chicago, IL, 60612. Phone: (312) 942-0228. Providers update this record themselves, so call before visiting.

How can I verify Kate Mazzone, LCSW's license?

NPPES lists Illinois license number 149.020391, 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.