Joy Yamaki, PSY.D
NPI 1467739953 · Psychologist · Sacramento, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joy Yamaki, PSY.D is a Psychologist provider in Sacramento, CA (NPI 1467739953).
Provider details
- NPI number
- 1467739953
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D
- Sex
- Female
- Sole proprietor
- No
- License
- PSY 24666 (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
14 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
- 2011-11-10
- Last updated
- 2022-01-03
Frequently asked questions
- What is Joy Yamaki's NPI number?
- Joy Yamaki's National Provider Identifier (NPI) is 1467739953, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joy Yamaki's specialty?
- Joy Yamaki is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Joy Yamaki located?
- Joy Yamaki's practice location on file with NPPES is 8247 E Stockton Blvd, Sacramento, CA 95828-8200.
- What is Joy Yamaki's phone number?
- The practice phone number listed in the NPPES registry for Joy Yamaki is (916) 525-6122.
- Does Joy Yamaki accept Medicare?
- Joy Yamaki is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joy Yamaki's NPI active?
- Yes — Joy Yamaki's NPI (1467739953) is active in the NPPES registry as of the last update on 2022-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.