NPPES file of Aug 9, 2026

Cynthia Marie Nakoski, PSYD

Psychologist · Corona, CA

Cynthia Marie Nakoski, PSYD is a psychologist with a practice address in Corona, California, and NPI 1649638925, issued on Feb 2, 2016. Check the license (California 29187, 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
1649638925
Name
Cynthia Marie Nakoski
Credential
PSYD
Primary taxonomy
Psychologist 103T00000X
License numbers
29187 CA
2012640 CA
PSY29187 CA
Self-reported in NPPES; status is on the state search
Practice location
4160 Temescal Canyon RD Ste 205, Corona, CA 92883
Phone
(858) 279-1223
Enumerated
Feb 2, 2016
Record last updated
Oct 3, 2024
Medicaid ID
OTHER CA
Medicare enrollment
Enrolled (PECOS I20190726002097); 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 4160 Temescal Canyon RD Ste 205

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

  1. Mariel Abisaab, LMFTMarriage & Family Therapist1609339530
  2. Lori Baber, LCSWClinical Social Worker1184242158
  3. John Bradford, PSYD, LPPsychologist1083677561
  4. Eric Burnell, LCSWClinical Social Worker1578986279
  5. Josephine Chu, LMFTMarriage & Family Therapist1689018111
  6. Sylvana Elali, LMFTMarriage & Family Therapist1114379922

Verify Cynthia Marie Nakoski 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 29187    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. Pacific Coast Psychiatric Associates IncCorona, CA

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

Cynthia Marie Nakoski among 7,304 psychologist records in California

Cynthia Marie Nakoski, PSYD 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 2016, is newer than 67% of them.

  • NPI issued2016 · 67% of these records are older, 30% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 14% of these records are
  • Graduated2015 · median 2005 among the 1,058 with a school on file
  • Record last updated2024 · 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 Corona → Psychologist nationwide →

The 8 psychologist records with the nearest ZIP codes

  1. John Bradford, PSYD, LPCorona, CA 928831083677561
  2. Pamela Downie, PH.D.Corona, CA 928821275688939
  3. Jennifer Hung, PSY.DCorona, CA 928821598896151
  4. Jenny McCartney, PSYCHOLOGISTCorona, CA 928821831784107
  5. Tracy Guerrero-Proctor, PSYD, LMFTCorona, CA 928811366004582
  6. Tseday Aberra, PSY.D.Corona, CA 928801104026517
  7. Araks AkopyanCorona, CA 928801588002182
  8. Poonam Banerjee, PHDYorba Linda, CA 928861104143197

Common questions

What is Cynthia Marie Nakoski, PSYD's NPI number?

Cynthia Marie Nakoski, PSYD's National Provider Identifier (NPI) is 1649638925, issued on Feb 2, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Cynthia Marie Nakoski, PSYD located?

The NPPES record lists a practice address at 4160 Temescal Canyon RD Ste 205, Corona, CA, 92883. Phone: (858) 279-1223. Providers update this record themselves, so call before visiting.

How can I verify Cynthia Marie Nakoski, PSYD's license?

NPPES lists California license number 29187, 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.