Ellen Castleman
NPI 1588791081 · Clinical Social Worker · Walnut Creek, CA
Ellen Castleman is a Clinical Social Worker provider in Walnut Creek, CA (NPI 1588791081).
Provider details
- NPI number
- 1588791081
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- LCS 9369 (CA)
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
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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
- 2007-02-28
- Last updated
- 2024-04-16
- Certified
- 2024-04-16
Frequently asked questions
- What is Ellen Castleman's NPI number?
- Ellen Castleman's National Provider Identifier (NPI) is 1588791081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Castleman's specialty?
- Ellen Castleman is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Ellen Castleman located?
- Ellen Castleman's practice location on file with NPPES is 2070 N Broadway Unit 5114, Walnut Creek, CA 94596-2045.
- What is Ellen Castleman's phone number?
- The practice phone number listed in the NPPES registry for Ellen Castleman is (925) 934-3991.
- Is Ellen Castleman's NPI active?
- Yes — Ellen Castleman's NPI (1588791081) is active in the NPPES registry as of the last update on 2024-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.