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

Heather Holzhauser, LCSW PLLC

Organization Professional Counselor · NPI 1972378859

Heather Holzhauser, LCSW PLLC is a Professional Counselor in Riverside, Illinois. Registered with an NPI since 2023.

In the registry since
2023
Specialties on file
2
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

54 E Quincy St Unit 1E
Riverside, IL 60546
Phone: (708) 628-7345
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X
Professional Counselor Taxonomy 101YP2500X

Record details

NPI number1972378859
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Heather Holzhauser — Lcsw · (708) 628-7345
NPI enumeratedNovember 20, 2023
Last updated in NPPESApril 22, 2026
Certification dateApril 22, 2026
Mailing address54 East Quincy Street, Unit 1e, Riverside, IL 60546

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