Mariana Aranda-Castillo
NPI 1922455138 · Day Training/Habilitation Specialist · San Leandro, CA
Mariana Aranda-Castillo is a Day Training/Habilitation Specialist provider in San Leandro, CA (NPI 1922455138).
Provider details
- NPI number
- 1922455138
- Entity type
- Individual
- Primary specialty
- Day Training/Habilitation SpecialistNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Related Providers
- Counselor101Y00000X
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
- Community Health Worker172V00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2016-05-17
- Last updated
- 2025-06-13
- Certified
- 2025-06-13
Frequently asked questions
- What is Mariana Aranda-Castillo's NPI number?
- Mariana Aranda-Castillo's National Provider Identifier (NPI) is 1922455138, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariana Aranda-Castillo's specialty?
- Mariana Aranda-Castillo is listed in the NPPES registry with a primary specialty of Day Training/Habilitation Specialist (Nursing Service Related Providers).
- Where is Mariana Aranda-Castillo located?
- Mariana Aranda-Castillo's practice location on file with NPPES is 2275 Arlington Dr, San Leandro, CA 94578-1132.
- What is Mariana Aranda-Castillo's phone number?
- The practice phone number listed in the NPPES registry for Mariana Aranda-Castillo is (510) 317-1444.
- Is Mariana Aranda-Castillo's NPI active?
- Yes — Mariana Aranda-Castillo's NPI (1922455138) is active in the NPPES registry as of the last update on 2025-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.