Glenn Griffin
NPI 1588916738 · Clinical Psychologist · Los Angeles, CA
Glenn Griffin is a Clinical Psychologist provider in Los Angeles, CA (NPI 1588916738).
Provider details
- NPI number
- 1588916738
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY12813 (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
13 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
- 2012-10-12
- Last updated
- 2023-10-13
- Certified
- 2023-10-13
Frequently asked questions
- What is Glenn Griffin's NPI number?
- Glenn Griffin's National Provider Identifier (NPI) is 1588916738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glenn Griffin's specialty?
- Glenn Griffin is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Glenn Griffin located?
- Glenn Griffin's practice location on file with NPPES is 1600 Campus Rd, Los Angeles, CA 90041-3314.
- What is Glenn Griffin's phone number?
- The practice phone number listed in the NPPES registry for Glenn Griffin is (323) 259-2799.
- Is Glenn Griffin's NPI active?
- Yes — Glenn Griffin's NPI (1588916738) is active in the NPPES registry as of the last update on 2023-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.