Arieana Castellanos, LCSW
NPI 1023591344 · Social Worker · Oakland, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arieana Castellanos, LCSW is a Social Worker provider in Oakland, CA (NPI 1023591344).
Provider details
- NPI number
- 1023591344
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 112575 (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
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 6904 Village PkwyDublin, CA 94568-2406Phone: (925) 217-0313
Registry dates
- Enumerated
- 2018-09-12
- Last updated
- 2023-02-21
- Certified
- 2023-02-21
Frequently asked questions
- What is Arieana Castellanos's NPI number?
- Arieana Castellanos's National Provider Identifier (NPI) is 1023591344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arieana Castellanos's specialty?
- Arieana Castellanos is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Arieana Castellanos located?
- Arieana Castellanos's practice location on file with NPPES is 3001 Intrnl Blvd, Oakland, CA 94601-2203.
- What is Arieana Castellanos's phone number?
- The practice phone number listed in the NPPES registry for Arieana Castellanos is (510) 881-5921.
- Does Arieana Castellanos accept Medicare?
- Arieana Castellanos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arieana Castellanos's NPI active?
- Yes — Arieana Castellanos's NPI (1023591344) is active in the NPPES registry as of the last update on 2023-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.