NPPES file of Aug 9, 2026

Joseph Duyuan Chen, PHARM. D.

Pharmacist · Tucson, AZ

Joseph Duyuan Chen, PHARM. D. is a pharmacist with a practice address in Tucson, Arizona, and NPI 1922364264, issued on Apr 10, 2012. Check the license (Arizona S07891, as entered in NPPES) with the Arizona 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
1922364264
Name
Joseph Duyuan Chen
Credential
PHARM. D.
Primary taxonomy
Pharmacist 183500000X
License numbers
S07891 AZ
RPH 38451 CA
Self-reported in NPPES; status is on the state search
Practice location
2940 W Valencia RD, Tucson, AZ 85746
Phone
(520) 578-0144
Enumerated
Apr 10, 2012
Record last updated
Apr 10, 2012 (not updated in 14 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 pharmacist records → All 6,746 in Arizona → Look up another NPI →

Also registered at 2940 W Valencia RD

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

  1. David NguyenPharmacist1255812897
  2. Lysandra Ospino, PHARMDPharmacist1154138394
  3. Miles Quigg, PHARMDPharmacist1720768476
  4. Cassandra Rexroad, RPHPharmacist1134421241
  5. James Thompson, R.PHPharmacist1558662601
  6. Edith UnderwoodPharmacist1518003441

Verify Joseph Duyuan Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license S07891    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 Arizona 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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Joseph Duyuan Chen among 6,746 pharmacist records in Arizona

Joseph Duyuan Chen, PHARM. D. is one of 6,746 pharmacist records with a practice address in Arizona. 27% 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 2012, is newer than 35% of them.

  • NPI issued2012 · 35% of these records are older, 60% newer
  • In a Medicare fileNo · 27% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2012 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

999 pharmacist records list a practice address in Tucson

They are 999 of the 18,788 NPPES records with a practice address in Tucson, and 6,746 pharmacist records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 6,746 in Arizona → Every provider in Tucson → Pharmacist nationwide →

The 8 pharmacist records with the nearest ZIP codes

  1. Andrew Alegria, RPHTucson, AZ 857461891771937
  2. Joseph Allen, PHARM DTucson, AZ 857461376870089
  3. John Arredondo, RPHTucson, AZ 857461821075276
  4. Kylee Cleary, RPHTucson, AZ 857461548380058
  5. Donald Heffelmire, R.PH.Tucson, AZ 857461104018076
  6. Latorie Jones, PHARM.DTucson, AZ 857461962655878
  7. Peter LalukTucson, AZ 857461669508651
  8. Patrick Magee, R.P.H.Tucson, AZ 857461467624239

Common questions

What is Joseph Duyuan Chen, PHARM. D.'s NPI number?

Joseph Duyuan Chen, PHARM. D.'s National Provider Identifier (NPI) is 1922364264, issued on Apr 10, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Duyuan Chen, PHARM. D. located?

The NPPES record lists a practice address at 2940 W Valencia RD, Tucson, AZ, 85746. Phone: (520) 578-0144. Providers update this record themselves, so call before visiting.

How can I verify Joseph Duyuan Chen, PHARM. D.'s license?

NPPES lists Arizona license number S07891, as entered by the provider. Search the Arizona 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.