IndividualActive
William Underwood, MSW
NPI 1659560142 · Clinical Social Worker · Hemet, CA
William Underwood, MSW is a Clinical Social Worker provider in Hemet, CA (NPI 1659560142).
Provider details
- NPI number
- 1659560142
- 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
Profile Score
Detailed profile(82/100 index)
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
650 N State St
Hemet, CA 92543-2960
Phone: (951) 791-2338
Street-level locationGet directions
Mailing address
650 N State St
Hemet, CA 92543-2960
Registry dates
- Enumerated
- 2007-10-19
- Last updated
- 2007-10-19
Frequently asked questions
- What is William Underwood's NPI number?
- William Underwood's National Provider Identifier (NPI) is 1659560142, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Underwood's specialty?
- William Underwood is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Underwood located?
- William Underwood's practice location on file with NPPES is 650 N State St, Hemet, CA 92543-2960.
- What is William Underwood's phone number?
- The practice phone number listed in the NPPES registry for William Underwood is (951) 791-2338.
- Is William Underwood's NPI active?
- Yes — William Underwood's NPI (1659560142) is active in the NPPES registry as of the last update on 2007-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.