NPPES file of Aug 9, 2026

John Arthur Ayvazian, PH.D.

Clinical Psychologist · North Hollywood, CA

John Arthur Ayvazian, PH.D. is a clinical psychologist with a practice address in North Hollywood, California, and NPI 1922052380, issued on May 20, 2006. Check the license (California PSY 17149, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1922052380
Name
John Arthur Ayvazian
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY 17149 CA
Self-reported in NPPES; status is on the state search
Practice location
12520 Magnolia Blvd, North Hollywood, CA 91607
Phone
(818) 388-4108
Enumerated
May 20, 2006
Record last updated
Jul 13, 2026
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 12520 Magnolia Blvd

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

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Verify John Arthur Ayvazian 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 17149
    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

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Clinical Psychologist providers in California

There are 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical psychologist records in California

  1. Tanya Aaen, PH.D.Martinez, CA1477518561
  2. Jack Aamot, PSY.D.Napa, CA1770711210
  3. Brian Abary, PSY.DLos Angeles, CA1538354832
  4. Tatevik Abaryan, PH.D.Pacoima, CA1952682619
  5. Liana Abascal, PH.D.San Diego, CA1073740569
  6. Jessica Abdalla, PHDWalnut Creek, CA1558069211
  7. Mohamed Abdallah, PSY.DEl Centro, CA1912430851
  8. Megan Abdolrashidi, PSYDGilroy, CA1093293094
  9. Keri Abdullah, PH.D.San Diego, CA1699840587
  10. Qutayba Abdullatif, PH.D.Pasadena, CA1134667751

Common questions

What is John Arthur Ayvazian, PH.D.'s NPI number?

John Arthur Ayvazian, PH.D.'s National Provider Identifier (NPI) is 1922052380, issued on May 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Arthur Ayvazian, PH.D. located?

The NPPES record lists a practice address at 12520 Magnolia Blvd, North Hollywood, CA, 91607. Phone: (818) 388-4108. Providers update this record themselves, so call before visiting.

How can I verify John Arthur Ayvazian, PH.D.'s license?

NPPES lists California license number PSY 17149, 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. An NPI identifies who bills; it is not a license.

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.