IndividualActive
Mary Hellwig, APSW
NPI 1922930940 · Social Worker · West Allis, WI
Mary Hellwig, APSW is a Social Worker provider in West Allis, WI (NPI 1922930940).
Provider details
- NPI number
- 1922930940
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- APSW
- Sex
- Female
- Sole proprietor
- No
- License
- 136139-121 (WI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(52/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
1205 S 70th St Ste 301
Ste 301
West Allis, WI 53214-3167
Phone: (414) 475-2788
Street-level locationGet directions
Mailing address
6233 39th Ave
Kenosha, WI 53142-7015
Registry dates
- Enumerated
- 2026-06-02
- Last updated
- 2026-06-02
- Certified
- 2026-06-02
Frequently asked questions
- What is Mary Hellwig's NPI number?
- Mary Hellwig's National Provider Identifier (NPI) is 1922930940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Hellwig's specialty?
- Mary Hellwig is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Hellwig located?
- Mary Hellwig's practice location on file with NPPES is 1205 S 70th St Ste 301, West Allis, WI 53214-3167.
- What is Mary Hellwig's phone number?
- The practice phone number listed in the NPPES registry for Mary Hellwig is (414) 475-2788.
- Is Mary Hellwig's NPI active?
- Yes — Mary Hellwig's NPI (1922930940) is active in the NPPES registry as of the last update on 2026-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.