IndividualActive
Joy Yamazaki-Jones
NPI 1306323654 · Psychologist · Oakland, CA
Joy Yamazaki-Jones is a Psychologist provider in Oakland, CA (NPI 1306323654).
Provider details
- NPI number
- 1306323654
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 35457 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
5665 College Ave Ste 320b
Oakland, CA 94618-1655
Phone: (510) 619-5751
Street-level locationGet directions
Mailing address
5665 College Ave Ste 320b
Oakland, CA 94618-1655
Registry dates
- Enumerated
- 2018-07-19
- Last updated
- 2025-08-21
- Certified
- 2025-08-21
Frequently asked questions
- What is Joy Yamazaki-Jones's NPI number?
- Joy Yamazaki-Jones's National Provider Identifier (NPI) is 1306323654, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joy Yamazaki-Jones's specialty?
- Joy Yamazaki-Jones is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Joy Yamazaki-Jones located?
- Joy Yamazaki-Jones's practice location on file with NPPES is 5665 College Ave Ste 320b, Oakland, CA 94618-1655.
- What is Joy Yamazaki-Jones's phone number?
- The practice phone number listed in the NPPES registry for Joy Yamazaki-Jones is (510) 619-5751.
- Is Joy Yamazaki-Jones's NPI active?
- Yes — Joy Yamazaki-Jones's NPI (1306323654) is active in the NPPES registry as of the last update on 2025-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.