NPPES file of Aug 9, 2026

John Huynh Nguyen

Clinical Social Worker · Anaheim, CA

John Huynh Nguyen is a clinical social worker with a practice address in Anaheim, California, and NPI 1114589314, issued on Jul 8, 2019. Check the license (California 121502, 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
1114589314
Name
John Huynh Nguyen
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
121502 CA
Self-reported in NPPES; status is on the state search
Practice location
3055 W Orange Ave Ste 105, Anaheim, CA 92804
Phone
(714) 653-0402
Enumerated
Jul 8, 2019
Record last updated
Jul 8, 2024
Medicare enrollment
Enrolled (PECOS I20251011000023); 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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Also registered at 3055 W Orange Ave Ste 105

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

  1. Anita BuckinghamClinical Social Worker1922665983
  2. Clarissa CastroSocial Worker1225860620
  3. Victoria Jane DagdagSocial Worker1912884164
  4. Mina DjavidRegistered Nurse1881326833
  5. Jessica GilbertMarriage & Family Therapist1558936351
  6. Shoko Hamano, ACSWSocial Worker1437804911

Verify John Huynh Nguyen 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 121502
    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 County Association For Mental HealthLake Forest, CA

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

John Huynh Nguyen among 36,261 clinical social worker records in California

John Huynh Nguyen is one of 36,261 clinical social worker 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 2019, is newer than 67% of them.

  • NPI issued2019 · 67% of these records are older, 28% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated2021 · median 2012 among the 4,008 with a school on file
  • Record last updated2024 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

216 clinical social worker records list a practice address in Anaheim

They are 216 of the 9,018 NPPES records with a practice address in Anaheim, and 36,261 clinical social worker records in California.

The 8 clinical social worker records with the nearest ZIP codes

  1. Steven Arslanian, LCSWAnaheim, CA 928041255846390
  2. Anita BuckinghamAnaheim, CA 928041922665983
  3. Jenna Dahl, MSW, ACSWAnaheim, CA 928041598509473
  4. Theresa Gartner-Scott, LCSWAnaheim, CA 928041538624739
  5. Leila Hashemi, LCSWAnaheim, CA 928041184171969
  6. Jaye JacksonAnaheim, CA 928041053092064
  7. Leticia Marczyk, MSWAnaheim, CA 928041578850269
  8. Tonya Octave, LCSWAnaheim, CA 928041518191253

Common questions

What is John Huynh Nguyen's NPI number?

John Huynh Nguyen's National Provider Identifier (NPI) is 1114589314, issued on Jul 8, 2019. An NPI identifies a provider in billing; it is not a license.

Where is John Huynh Nguyen located?

The NPPES record lists a practice address at 3055 W Orange Ave Ste 105, Anaheim, CA, 92804. Phone: (714) 653-0402. Providers update this record themselves, so call before visiting.

How can I verify John Huynh Nguyen's license?

NPPES lists California license number 121502, 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.

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.