Elizabeth Clendenen, MSW
NPI 1265919666 · Clinical Social Worker · Hayward, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Clendenen, MSW is a Clinical Social Worker provider in Hayward, CA (NPI 1265919666).
Provider details
- NPI number
- 1265919666
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
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
7 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
- 2018-07-27
- Last updated
- 2020-06-16
- Certified
- 2020-06-16
Frequently asked questions
- What is Elizabeth Clendenen's NPI number?
- Elizabeth Clendenen's National Provider Identifier (NPI) is 1265919666, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Clendenen's specialty?
- Elizabeth Clendenen is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Elizabeth Clendenen located?
- Elizabeth Clendenen's practice location on file with NPPES is 1065 a St, Hayward, CA 94541-4122.
- What is Elizabeth Clendenen's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Clendenen is (510) 270-1150.
- Does Elizabeth Clendenen accept Medicare?
- Elizabeth Clendenen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Clendenen's NPI active?
- Yes — Elizabeth Clendenen's NPI (1265919666) is active in the NPPES registry as of the last update on 2020-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.