Ronald Frederick, PHD
NPI 1417957101 · Clinical Psychologist · Los Angeles, CA
Ronald Frederick, PHD is a Clinical Psychologist provider in Los Angeles, CA (NPI 1417957101).
Provider details
- NPI number
- 1417957101
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- License
- PSY24089 (CA)
Specialties & taxonomies
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
20 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
- 2005-07-26
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Ronald Frederick's NPI number?
- Ronald Frederick's National Provider Identifier (NPI) is 1417957101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Frederick's specialty?
- Ronald Frederick is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Ronald Frederick located?
- Ronald Frederick's practice location on file with NPPES is 6330 San Vicente Blvd Ste 510, Los Angeles, CA 90048-5455.
- What is Ronald Frederick's phone number?
- The practice phone number listed in the NPPES registry for Ronald Frederick is (310) 275-5075.
- Is Ronald Frederick's NPI active?
- Yes — Ronald Frederick's NPI (1417957101) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.