IndividualActive
Donald Williams, LMSW
NPI 1972939155 · Clinical Social Worker · Marina, CA
Donald Williams, LMSW is a Clinical Social Worker provider in Marina, CA (NPI 1972939155).
Provider details
- NPI number
- 1972939155
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6801094005 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
201 9th St # 122
Marina, CA 93933-6039
Phone: (831) 884-1182
Street-level locationGet directions
Mailing address
201 9th St # 122
Marina, CA 93933-6039
Additional practice locations (1)
- 101 Bodin CircleDavid Grant Usaf Medical CenterTravis Afb, CA 94535-1800Phone: (707) 423-5174
Registry dates
- Enumerated
- 2013-09-19
- Last updated
- 2019-08-08
Frequently asked questions
- What is Donald Williams's NPI number?
- Donald Williams's National Provider Identifier (NPI) is 1972939155, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Williams's specialty?
- Donald Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Donald Williams located?
- Donald Williams's practice location on file with NPPES is 201 9th St # 122, Marina, CA 93933-6039.
- What is Donald Williams's phone number?
- The practice phone number listed in the NPPES registry for Donald Williams is (831) 884-1182.
- Is Donald Williams's NPI active?
- Yes — Donald Williams's NPI (1972939155) is active in the NPPES registry as of the last update on 2019-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.