William Casey, MSW
NPI 1720149354 · Clinical Social Worker · Berkeley, CA
William Casey, MSW is a Clinical Social Worker provider in Berkeley, CA (NPI 1720149354).
Provider details
- NPI number
- 1720149354
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
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
- 2006-12-13
- Last updated
- 2023-04-03
- Certified
- 2023-04-03
Frequently asked questions
- What is William Casey's NPI number?
- William Casey's National Provider Identifier (NPI) is 1720149354, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Casey's specialty?
- William Casey is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Casey located?
- William Casey's practice location on file with NPPES is 2640 Martin Luther King Jr Way, Berkeley, CA 94704-3238.
- What is William Casey's phone number?
- The practice phone number listed in the NPPES registry for William Casey is (510) 981-5290.
- Is William Casey's NPI active?
- Yes — William Casey's NPI (1720149354) is active in the NPPES registry as of the last update on 2023-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.