NPPES file of Aug 9, 2026

William Nguyen Duong, PHARMD

Pharmacist · Laguna Woods, CA

William Nguyen Duong, PHARMD is a pharmacist with a practice address in Laguna Woods, California, and NPI 1134412661, issued on May 17, 2011. Check the license (California 64794, 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
1134412661
Name
William Nguyen Duong
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License number
64794 CA
Self-reported in NPPES; status is on the state search
Practice location
24330 EL Toro RD, Laguna Woods, CA 92637
Phone
(949) 830-0391
Enumerated
May 17, 2011
Record last updated
May 17, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(949) 830-1141
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 24330 EL Toro RD

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

  1. Renee Allen, RPHPharmacist1013236579
  2. Aldrin BeroncalPharmacy Technician1235713082
  3. Peter Chu, PHARM.DPharmacist1720292188
  4. David GonzalezPharmacy Technician1063156479
  5. Denise Martinez, PHARM TECHPharmacy Technician1255915013
  6. Thuy NguyenPharmacy Technician1700469079

Verify William Nguyen Duong 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 64794
    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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18 pharmacist records list a practice address in Laguna Woods

They are 18 of the 185 NPPES records with a practice address in Laguna Woods, and 32,533 pharmacist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pharmacist records in California

  1. Caroline A-Haja, PHARM.D.San Pedro, CA1851664361
  2. Gayatri AachiLivermore, CA1235660754
  3. Adrian Karlos Aala, PHARMD, RPHHayward, CA1023955499
  4. Mahshid Aalam, PHARMDLos Angeles, CA1659086155
  5. Jaleh AaliiveliSan Ramon, CA1336629963
  6. Cassi Aarvig, RPHTracy, CA1023679941
  7. Meara Michi AbadOrange, CA1750181178
  8. Nader Abadier, RPHFontana, CA1326255647
  9. Samia Abadier, RPHFontana, CA1548742836
  10. Sandy Abadir, RPHChino Hills, CA1811644412

Common questions

What is William Nguyen Duong, PHARMD's NPI number?

William Nguyen Duong, PHARMD's National Provider Identifier (NPI) is 1134412661, issued on May 17, 2011. An NPI identifies a provider in billing; it is not a license.

Where is William Nguyen Duong, PHARMD located?

The NPPES record lists a practice address at 24330 EL Toro RD, Laguna Woods, CA, 92637. Phone: (949) 830-0391. Providers update this record themselves, so call before visiting.

How can I verify William Nguyen Duong, PHARMD's license?

NPPES lists California license number 64794, 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.