NPPES file of Aug 9, 2026

Joshua Mason, PSYD

Clinical Psychologist · Long Beach, CA

Joshua Mason, PSYD is a clinical psychologist with a practice address in Long Beach, California, and NPI 1457479966, issued on Mar 26, 2007. Check the license (California PSY28130, 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
1457479966
Name
Joshua Mason
Credential
PSYD
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY28130 CA
Self-reported in NPPES; status is on the state search
Practice location
850 E Wardlow RD, Long Beach, CA 90807
Phone
(562) 981-9392
Enumerated
Mar 26, 2007
Record last updated
Jul 2, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(562) 981-2622
Medicare enrollment
Enrolled (PECOS I20230717002925); accepts Medicare assignment
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 850 E Wardlow RD

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

  1. Gail Abendroth, MFTMarriage & Family Therapist1427183193
  2. Lesly Acha, B.ACommunity Health Worker1689405086
  3. Antonio AdameRehabilitation Practitioner1063290310
  4. Japaul AdamsRehabilitation Practitioner1154459790
  5. Danielle Aguilar SoltisMarriage & Family Therapist1407575913
  6. Evelyn Alfaro, ASWClinical Social Worker1396560660

Verify Joshua 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 PSY28130    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. All For Health Health For All IncGlendale, CA

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

Joshua Mason among 12,647 clinical psychologist records in California

Joshua Mason, PSYD 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 2007, is newer than 20% of them.

  • NPI issued2007 · 20% of these records are older, 57% newer
  • In a Medicare fileYes · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 19% of these records are
  • Graduated2004 · median 2006 among the 2,424 with a school on file
  • Record last updated2018 · 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).

186 clinical psychologist records list a practice address in Long Beach

They are 186 of the 13,650 NPPES records with a practice address in Long Beach, and 12,647 clinical psychologist records in California.

All 12,647 in California → Every provider in Long Beach → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Jennifer Dugan, PSY.D.Long Beach, CA 908071558477851
  2. Rachel Hahm, PSY.D.Long Beach, CA 908071346399441
  3. Niki Hoffmann, PH.D.Long Beach, CA 908071134263700
  4. Diana Kang, PSYDLong Beach, CA 908071215016985
  5. Charles O'Malley, PH.D.Long Beach, CA 908071831120690
  6. Daisy Obetsanov, PH.D.Long Beach, CA 908071982789947
  7. Oralia Patlan, PSY.D.Long Beach, CA 908071861430977
  8. Ellen Powers, PSY.D.Long Beach, CA 908071467549774

Common questions

What is Joshua Mason, PSYD's NPI number?

Joshua Mason, PSYD's National Provider Identifier (NPI) is 1457479966, issued on Mar 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Mason, PSYD located?

The NPPES record lists a practice address at 850 E Wardlow RD, Long Beach, CA, 90807. Phone: (562) 981-9392. Providers update this record themselves, so call before visiting.

How can I verify Joshua Mason, PSYD's license?

NPPES lists California license number PSY28130, 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.