NPPES file of Aug 9, 2026

Tracy Mason, PSY.D.

Clinical Psychologist · Fountain Valley, CA

Tracy Mason, PSY.D. is a clinical psychologist with a practice address in Fountain Valley, California, and NPI 1811947310, issued on May 12, 2006. Check the license (California PSY20438, 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
1811947310
Name
Tracy Mason
Credential
PSY.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY20438 CA
Self-reported in NPPES; status is on the state search
Practice location
10061 Talbert Ave, Fountain Valley, CA 92708
Phone
(714) 655-0410
Enumerated
May 12, 2006
Record last updated
Jun 1, 2009 (not updated in 17 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20070410000720); 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 clinical psychologist records → All 12,647 in California → Look up another NPI →

Also registered at 10061 Talbert Ave

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

  1. Cynthia Connelly, MFTMarriage & Family Therapist1568814200
  2. Kathryn DorsheimerPsychologist1265826325
  3. Rafael Lee, PT, DPTPhysical Therapist1194473132
  4. Norrette Lohr-Thierry, PH.D.Clinical Psychologist1063445609
  5. Rachel Murray, LMFTMarriage & Family Therapist1487108346
  6. Sean Rathan, MFTMarriage & Family Therapist1649324310

Verify Tracy Mason 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 PSY20438    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. Orange Coast Psychological Associates PCFountain Valley, CA

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

Tracy Mason among 12,647 clinical psychologist records in California

Tracy Mason, PSY.D. is one of 12,647 clinical psychologist records with a practice address in California. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 80% newer
  • In a Medicare fileYes · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated2003 · median 2006 among the 2,424 with a school on file
  • Record last updated2009 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Psychologist providers in California

There are 12,647 clinical psychologist records in California.

All 12,647 in California → Every provider in Fountain Valley → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Karen Allen, PHDFountain Valley, CA 927081588964969
  2. Huma Athar-Macdonald, PSYDFountain Valley, CA 927081043237787
  3. Maurie EdelmanFountain Valley, CA 927081063522324
  4. Kenneth Fineman, PH.DFountain Valley, CA 927081700808086
  5. Jo Anne Golden, PH.D.Fountain Valley, CA 927081255336111
  6. Rosette Lee, PSYD, MFTFountain Valley, CA 927081407093123
  7. Diane Lemont, PH.D.Fountain Valley, CA 927081841254562
  8. Norrette Lohr-Thierry, PH.D.Fountain Valley, CA 927081063445609

Common questions

What is Tracy Mason, PSY.D.'s NPI number?

Tracy Mason, PSY.D.'s National Provider Identifier (NPI) is 1811947310, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tracy Mason, PSY.D. located?

The NPPES record lists a practice address at 10061 Talbert Ave, Fountain Valley, CA, 92708. Phone: (714) 655-0410. Providers update this record themselves, so call before visiting.

How can I verify Tracy Mason, PSY.D.'s license?

NPPES lists California license number PSY20438, 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.