Maggie Winterstein
NPI 1194317479 · Day Training/Habilitation Specialist · San Francisco, CA
Maggie Winterstein is a Day Training/Habilitation Specialist provider in San Francisco, CA (NPI 1194317479).
Provider details
- NPI number
- 1194317479
- Entity type
- Individual
- Primary specialty
- Day Training/Habilitation SpecialistNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Nursing Service Related Providers
- Community Health Worker172V00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
Mailing address
Registry dates
- Enumerated
- 2021-02-08
- Last updated
- 2025-06-09
- Certified
- 2025-06-09
Frequently asked questions
- What is Maggie Winterstein's NPI number?
- Maggie Winterstein's National Provider Identifier (NPI) is 1194317479, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maggie Winterstein's specialty?
- Maggie Winterstein is listed in the NPPES registry with a primary specialty of Day Training/Habilitation Specialist (Nursing Service Related Providers).
- Where is Maggie Winterstein located?
- Maggie Winterstein's practice location on file with NPPES is 755 S Van Ness Ave, San Francisco, CA 94110-1908.
- What is Maggie Winterstein's phone number?
- The practice phone number listed in the NPPES registry for Maggie Winterstein is (415) 642-4521.
- Is Maggie Winterstein's NPI active?
- Yes — Maggie Winterstein's NPI (1194317479) is active in the NPPES registry as of the last update on 2025-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.