IndividualActive
Judith Winkelstein
NPI 1790803146 · Social Worker · San Mateo, CA
Judith Winkelstein is a Social Worker provider in San Mateo, CA (NPI 1790803146).
Provider details
- NPI number
- 1790803146
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- MFC29349 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
3080 La Selva St
San Mateo, CA 94403-2109
Phone: (650) 573-3928
Fax: (650) 572-9347
Street-level locationGet directions
Mailing address
3080 La Selva St
San Mateo, CA 94403-2109
Registry dates
- Enumerated
- 2007-03-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Judith Winkelstein's NPI number?
- Judith Winkelstein's National Provider Identifier (NPI) is 1790803146, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Judith Winkelstein's specialty?
- Judith Winkelstein is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Judith Winkelstein located?
- Judith Winkelstein's practice location on file with NPPES is 3080 La Selva St, San Mateo, CA 94403-2109.
- What is Judith Winkelstein's phone number?
- The practice phone number listed in the NPPES registry for Judith Winkelstein is (650) 573-3928.
- Is Judith Winkelstein's NPI active?
- Yes — Judith Winkelstein's NPI (1790803146) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.