Christopher J Bieszk
Individual provider Active NPI Behavior Analyst · Villa Park, IL
NPI 1265294458 · NPPES record last updated Apr 24, 2026
Key facts
- NPI
- 1265294458
- Entity type
- Individual (NPI type 1)
- Primary specialty
- Behavior Analyst 103K00000X
- Practice address
- 220 E Roosevelt Rd
Villa Park, IL 60181-3500 - Phone
- (630) 601-8625
- Fax
- (224) 875-3034
- NPI assigned
- Jan 24, 2024
- Sex
- Male
- Sole proprietor
- No
Medicare participation
- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
- Medicare enrollment (NPD)
- No
Specialties & licenses
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Behavior Analyst | 103K00000X | Yes | ||
| Behavior Technician | 106S00000X |
Addresses
Primary practice location
220 E Roosevelt Rd
Villa Park, IL 60181-3500
Mailing address
220 E Roosevelt Rd
Villa Park, IL 60181-3500
Phone (630) 601-8625
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- Michael R Beutel
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- Mary Josephine Birch
- Erin Catherine Blain
- Ava Lavon Blalark
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- Fred C Blumhagen
All providers in Villa Park, IL · Behavior Analyst in Illinois
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Apr 24, 2026. Information in NPPES is self-reported and not verified by CMS.
- NUCC Health Care Provider Taxonomy: specialty names.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.