Erin Williams, EDS,PPS, NCSP
NPI 1851066526 · School Psychologist · Walnut Creek, CA
Erin Williams, EDS,PPS, NCSP is a School Psychologist provider in Walnut Creek, CA (NPI 1851066526).
Provider details
- NPI number
- 1851066526
- Entity type
- Individual
- Primary specialty
- School PsychologistBehavioral Health & Social Service Providers
- Credential
- EDS,PPS, NCSP
- Sex
- Male
- Sole proprietor
- No
- License
- 200227444 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
Mailing address
Registry dates
- Enumerated
- 2021-08-13
- Last updated
- 2021-08-13
- Certified
- 2021-08-13
Frequently asked questions
- What is Erin Williams's NPI number?
- Erin Williams's National Provider Identifier (NPI) is 1851066526, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Williams's specialty?
- Erin Williams is listed in the NPPES registry with a primary specialty of School Psychologist (Behavioral Health & Social Service Providers).
- Where is Erin Williams located?
- Erin Williams's practice location on file with NPPES is 41 Brubaker Dr, Walnut Creek, CA 94596-5407.
- What is Erin Williams's phone number?
- The practice phone number listed in the NPPES registry for Erin Williams is (925) 683-3388.
- Is Erin Williams's NPI active?
- Yes — Erin Williams's NPI (1851066526) is active in the NPPES registry as of the last update on 2021-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.