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

Cassandra M Twardzik, APSW

Individual provider Social Worker · NPI 1225494859

Cassandra M Twardzik, APSW is a Social Worker in Janesville, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2016.

Licensed in
WI
In the registry since
2016

Practice location Address checks out

20 E Court St
Janesville, WI 53545-3919
Phone: (608) 755-8923
Fax: (608) 758-5761
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 129581-121 (WI)

Record details

NPI number1225494859
Entity typeIndividual (Type 1)
GenderFemale
Credentials APSW
Sole proprietorNo
NPI enumeratedJanuary 12, 2016
Last updated in NPPESJanuary 12, 2016
Mailing address20 E Court St, Janesville, WI 53545-3919

Other providers in Janesville