Darwin Williams
NPI 1659456150 · Case Manager/Care Coordinator · Los Angeles, CA
Darwin Williams is a Case Manager/Care Coordinator provider in Los Angeles, CA (NPI 1659456150).
Provider details
- NPI number
- 1659456150
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
- Day Training/Habilitation Specialist373H00000X
Nursing Service Related Providers
- Community Health Worker172V00000X
Other Service Providers
Profile Score
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
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
- 2006-10-25
- Last updated
- 2025-05-09
- Certified
- 2025-05-09
Frequently asked questions
- What is Darwin Williams's NPI number?
- Darwin Williams's National Provider Identifier (NPI) is 1659456150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darwin Williams's specialty?
- Darwin Williams is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Darwin Williams located?
- Darwin Williams's practice location on file with NPPES is 3751 Stocker St, Los Angeles, CA 90008-5101.
- What is Darwin Williams's phone number?
- The practice phone number listed in the NPPES registry for Darwin Williams is (323) 298-3680.
- Is Darwin Williams's NPI active?
- Yes — Darwin Williams's NPI (1659456150) is active in the NPPES registry as of the last update on 2025-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.