Jay Williams, ASW 27280
NPI 1881880557 · Clinical Social Worker · Berkeley, CA
Jay Williams, ASW 27280 is a Clinical Social Worker provider in Berkeley, CA (NPI 1881880557).
Provider details
- NPI number
- 1881880557
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- ASW 27280
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
18 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
- 2007-09-17
- Last updated
- 2013-12-13
Frequently asked questions
- What is Jay Williams's NPI number?
- Jay Williams's National Provider Identifier (NPI) is 1881880557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jay Williams's specialty?
- Jay Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Jay Williams located?
- Jay Williams's practice location on file with NPPES is 2140 Shattuck Ave, Berkeley, CA 94704-1210.
- What is Jay Williams's phone number?
- The practice phone number listed in the NPPES registry for Jay Williams is (510) 841-1100.
- Is Jay Williams's NPI active?
- Yes — Jay Williams's NPI (1881880557) is active in the NPPES registry as of the last update on 2013-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.