IndividualActive
Louis Barnett, PHD
NPI 1619152881 · Clinical Psychologist · Upland, CA
Louis Barnett, PHD is a Clinical Psychologist provider in Upland, CA (NPI 1619152881).
Provider details
- NPI number
- 1619152881
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY5876 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
954 West Foothill Blvd
Suite a
Upland, CA 91786-3782
Phone: (909) 946-4222
Fax: (909) 946-8293
Street-level locationGet directions
Mailing address
954 West Foothill Blvd
Upland, CA 91786-3782
Registry dates
- Enumerated
- 2008-01-07
- Last updated
- 2008-01-07
Frequently asked questions
- What is Louis Barnett's NPI number?
- Louis Barnett's National Provider Identifier (NPI) is 1619152881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Barnett's specialty?
- Louis Barnett is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Louis Barnett located?
- Louis Barnett's practice location on file with NPPES is 954 West Foothill Blvd, Upland, CA 91786-3782.
- What is Louis Barnett's phone number?
- The practice phone number listed in the NPPES registry for Louis Barnett is (909) 946-4222.
- Is Louis Barnett's NPI active?
- Yes — Louis Barnett's NPI (1619152881) is active in the NPPES registry as of the last update on 2008-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.