Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

William Bartz, MSW, LCSW

Individual provider Clinical Social Worker · NPI 1225914740

William Bartz, MSW, LCSW is a Clinical Social Worker in Chicago, Illinois. Qualified in 2023, 3 years ago. Practices with Emily Hanneman LCSW PLLC, a 2-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
3
Licensed in
IL
In the registry since
2025
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

4141 N Kedzie Ave
Chicago, IL 60618-2477
Phone: (773) 754-0577
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 5215 N Ravenswood Ave, Chicago, IL 60640-1668 — (312) 768-8264

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 149030313 (IL)

Record details

NPI number1225914740
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW , LCSW
Sole proprietorNo
NPI enumeratedAugust 12, 2025
Last updated in NPPESMarch 22, 2026
Certification dateMarch 22, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice Emily Hanneman Lcsw Pllc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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