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Gregory Williams
NPI 1194735845 · Clinical Social Worker · Sacramento, CA
Gregory Williams is a Clinical Social Worker provider in Sacramento, CA (NPI 1194735845).
Provider details
- NPI number
- 1194735845
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 20276 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 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
4545 9th Ave
Sacramento, CA 95820-1452
Phone: (916) 736-0828
Street-level locationGet directions
Mailing address
3680 Cutter Way
Sacramento, CA 95818-4458
Registry dates
- Enumerated
- 2006-08-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gregory Williams's NPI number?
- Gregory Williams's National Provider Identifier (NPI) is 1194735845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Williams's specialty?
- Gregory Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gregory Williams located?
- Gregory Williams's practice location on file with NPPES is 4545 9th Ave, Sacramento, CA 95820-1452.
- What is Gregory Williams's phone number?
- The practice phone number listed in the NPPES registry for Gregory Williams is (916) 736-0828.
- Is Gregory Williams's NPI active?
- Yes — Gregory Williams's NPI (1194735845) 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.