Luis Cuellar
NPI 1053549840 · Social Worker · Fairfield, CA
Luis Cuellar is a Social Worker provider in Fairfield, CA (NPI 1053549840).
Provider details
- NPI number
- 1053549840
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 109043 (CA)
Specialties & taxonomies
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
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
- 2009-06-30
- Last updated
- 2025-07-23
- Certified
- 2025-07-23
Frequently asked questions
- What is Luis Cuellar's NPI number?
- Luis Cuellar's National Provider Identifier (NPI) is 1053549840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luis Cuellar's specialty?
- Luis Cuellar is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Luis Cuellar located?
- Luis Cuellar's practice location on file with NPPES is 480 Chadbourne Rd, Fairfield, CA 94534-9639.
- What is Luis Cuellar's phone number?
- The practice phone number listed in the NPPES registry for Luis Cuellar is (510) 317-1444.
- Is Luis Cuellar's NPI active?
- Yes — Luis Cuellar's NPI (1053549840) is active in the NPPES registry as of the last update on 2025-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.