Luis Arellano, LCSW
NPI 1194058297 · Clinical Social Worker · La Verne, CA
Luis Arellano, LCSW is a Clinical Social Worker provider in La Verne, CA (NPI 1194058297).
Provider details
- NPI number
- 1194058297
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 31286 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
16 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)
- 2990 Inland Empire Blvd Ste 101Ontario, CA 91764-4899Phone: (909) 980-3427
Registry dates
- Enumerated
- 2009-09-08
- Last updated
- 2021-04-22
- Certified
- 2021-04-22
Frequently asked questions
- What is Luis Arellano's NPI number?
- Luis Arellano's National Provider Identifier (NPI) is 1194058297, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luis Arellano's specialty?
- Luis Arellano is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Luis Arellano located?
- Luis Arellano's practice location on file with NPPES is 6601 Stephens Ranch Rd, La Verne, CA 91750-1146.
- What is Luis Arellano's phone number?
- The practice phone number listed in the NPPES registry for Luis Arellano is (909) 593-1213.
- Is Luis Arellano's NPI active?
- Yes — Luis Arellano's NPI (1194058297) is active in the NPPES registry as of the last update on 2021-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.