IndividualActive
Cassandra Twardzik, APSW
NPI 1225494859 · Social Worker · Janesville, WI
Cassandra Twardzik, APSW is a Social Worker provider in Janesville, WI (NPI 1225494859).
Provider details
- NPI number
- 1225494859
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- APSW
- Sex
- Female
- Sole proprietor
- No
- License
- 129581-121 (WI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(72/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
20 E Court St
Janesville, WI 53545-3919
Phone: (608) 755-8923
Fax: (608) 758-5761
Street-level locationGet directions
Mailing address
20 E Court St
Janesville, WI 53545-3919
Registry dates
- Enumerated
- 2016-01-12
- Last updated
- 2016-01-12
Frequently asked questions
- What is Cassandra Twardzik's NPI number?
- Cassandra Twardzik's National Provider Identifier (NPI) is 1225494859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Twardzik's specialty?
- Cassandra Twardzik is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Cassandra Twardzik located?
- Cassandra Twardzik's practice location on file with NPPES is 20 E Court St, Janesville, WI 53545-3919.
- What is Cassandra Twardzik's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Twardzik is (608) 755-8923.
- Is Cassandra Twardzik's NPI active?
- Yes — Cassandra Twardzik's NPI (1225494859) is active in the NPPES registry as of the last update on 2016-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.