NPPES file of Aug 9, 2026

Joy Arlene Yamaki, PSY.D

Psychologist · Sacramento, CA

Joy Arlene Yamaki, PSY.D is a psychologist with a practice address in Sacramento, California, and NPI 1467739953, issued on Nov 10, 2011. Check the license (California PSY 24666, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1467739953
Name
Joy Arlene Yamaki
Credential
PSY.D
Primary taxonomy
Psychologist 103T00000X
License number
PSY 24666 CA
Self-reported in NPPES; status is on the state search
Practice location
8247 E Stockton Blvd, Sacramento, CA 95828
Phone
(916) 525-6122
Enumerated
Nov 10, 2011
Record last updated
Jan 3, 2022
Medicare enrollment
Enrolled (PECOS I20121029000432); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest psychologist records → All 7,304 in California → Look up another NPI →

Also registered at 8247 E Stockton Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Joshua Barlow, ASWSocial Worker1255942793
  2. Leslie Bess, LCSWClinical Social Worker1225059595
  3. Amy Lee ErdelyiClinical Social Worker1639697097
  4. Denisha Forch, LMFTMarriage & Family Therapist1881985224
  5. Shawna GrizoffiMarriage & Family Therapist1700343415
  6. Kayla HayesMarriage & Family Therapist1477096105

Verify Joy Arlene Yamaki in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PSY 24666    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Permanente Medical Group IncStockton, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Joy Arlene Yamaki among 7,304 psychologist records in California

Joy Arlene Yamaki, PSY.D is one of 7,304 psychologist records with a practice address in California. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 50% of them.

  • NPI issued2011 · 50% of these records are older, 47% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 14% of these records are
  • Graduated2010 · median 2005 among the 1,058 with a school on file
  • Record last updated2022 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in California

There are 7,304 psychologist records in California.

All 7,304 in California → Every provider in Sacramento → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. Najjiyya Arnold, PHD CANDIDATESacramento, CA 958281487636809
  2. Sylvia Hamilton, PH. D.Sacramento, CA 958271588702492
  3. Robin Zasio, PSY.D.Sacramento, CA 958271891852950
  4. Laura Bell, PHDSacramento, CA 958261154213031
  5. Anne Edwards, PSY.D.Sacramento, CA 958261750576799
  6. Hannah Ewert, PSYDSacramento, CA 958261699495010
  7. Miguel Fraguela, PSY.DSacramento, CA 958261821249871
  8. Isha Hammad, PHDSacramento, CA 958261174207518

Common questions

What is Joy Arlene Yamaki, PSY.D's NPI number?

Joy Arlene Yamaki, PSY.D's National Provider Identifier (NPI) is 1467739953, issued on Nov 10, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Joy Arlene Yamaki, PSY.D located?

The NPPES record lists a practice address at 8247 E Stockton Blvd, Sacramento, CA, 95828. Phone: (916) 525-6122. Providers update this record themselves, so call before visiting.

How can I verify Joy Arlene Yamaki, PSY.D's license?

NPPES lists California license number PSY 24666, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.