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Dion Johnson
NPI 1184575276 · Psychologist · San Diego, CA
Dion Johnson is a Psychologist provider in San Diego, CA (NPI 1184575276).
Provider details
- NPI number
- 1184575276
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(47/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
9663 Tierra Grande St Ste 104
San Diego, CA 92126-4569
Phone: (858) 500-2434
Street-level locationGet directions
Mailing address
1306 E J St
Chula Vista, CA 91910-8154
Registry dates
- Enumerated
- 2026-02-05
- Last updated
- 2026-02-05
- Certified
- 2026-02-03
Frequently asked questions
- What is Dion Johnson's NPI number?
- Dion Johnson's National Provider Identifier (NPI) is 1184575276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dion Johnson's specialty?
- Dion Johnson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Dion Johnson located?
- Dion Johnson's practice location on file with NPPES is 9663 Tierra Grande St Ste 104, San Diego, CA 92126-4569.
- What is Dion Johnson's phone number?
- The practice phone number listed in the NPPES registry for Dion Johnson is (858) 500-2434.
- Is Dion Johnson's NPI active?
- Yes — Dion Johnson's NPI (1184575276) is active in the NPPES registry as of the last update on 2026-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.