NPPES file of Aug 9, 2026

Diep Nguyen, MSOT

Occupational Therapist · Sunnyvale, CA

Diep Nguyen, MSOT is an occupational therapist with a practice address in Sunnyvale, California, and NPI 1528488780, issued on Apr 25, 2014. Check the license (California 14285, 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
1528488780
Name
Diep Nguyen
Credential
MSOT
Primary taxonomy
Occupational Therapist 225X00000X
License number
14285 CA
Self-reported in NPPES; status is on the state search
Practice location
1039 E EL Camino Real, Sunnyvale, CA 94087
Phone
(408) 720-8498
Enumerated
Apr 25, 2014
Record last updated
Apr 25, 2014 (not updated in 12 years: call before relying on the address or phone)
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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8 nearest occupational therapist records → All 9,244 in California → Look up another NPI →

Also registered at 1039 E EL Camino Real

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

  1. Hyosun AhnOccupational Therapist1255820478
  2. Bernard Buemio, LPTAPhysical Therapy Assistant1053972364
  3. Chin Ah Maria KimPhysical Therapist1144701400
  4. Cindy LinSpeech-Language Pathologist1598424038
  5. Shi Mian TeoSpeech-Language Pathologist1235673195
  6. Dipika VaidPhysical Therapist1063189777

Verify Diep 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 14285    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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Diep Nguyen among 9,244 occupational therapist records in California

Diep Nguyen, MSOT is one of 9,244 occupational therapist 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 not. Its NPI, issued in 2014, is newer than 29% of them.

  • NPI issued2014 · 29% of these records are older, 67% newer
  • In a Medicare fileNo · 9% of these records are
  • In the CMS Doctors and Clinicians fileNo · 10% of these records are
  • Record last updated2014 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

40 occupational therapist records list a practice address in Sunnyvale

They are 40 of the 1,690 NPPES records with a practice address in Sunnyvale, and 9,244 occupational therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 9,244 in California → Every provider in Sunnyvale → Occupational Therapist nationwide →

The 8 occupational therapist records with the nearest ZIP codes

  1. Hyosun AhnSunnyvale, CA 940871255820478
  2. Heather Brockett, OTR/LSunnyvale, CA 940871033459979
  3. Rachel ClementeSunnyvale, CA 940871447421755
  4. Chantal Drovin, OTR/LSunnyvale, CA 940871538537642
  5. Daniel Hamilton, OTSunnyvale, CA 940871588176283
  6. Glenn HandokoSunnyvale, CA 940871831868645
  7. Amanda HuangSunnyvale, CA 940871427528157
  8. Maiko Ibay, OTR/LSunnyvale, CA 940871871267005

Common questions

What is Diep Nguyen, MSOT's NPI number?

Diep Nguyen, MSOT's National Provider Identifier (NPI) is 1528488780, issued on Apr 25, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Diep Nguyen, MSOT located?

The NPPES record lists a practice address at 1039 E EL Camino Real, Sunnyvale, CA, 94087. Phone: (408) 720-8498. Providers update this record themselves, so call before visiting.

How can I verify Diep Nguyen, MSOT's license?

NPPES lists California license number 14285, 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.

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.