NPPES file of Aug 9, 2026

Tuyen Nguyen, PHD

Pharmacist · Phoenix, AZ

Tuyen Nguyen, PHD is a pharmacist with a practice address in Phoenix, Arizona, and NPI 1831738343, issued on Dec 31, 2019. Check the license (Arizona S024244, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1831738343
Name
Tuyen Nguyen
Credential
PHD
Primary taxonomy
Pharmacist 183500000X
License number
S024244 AZ
Self-reported in NPPES; status is on the state search
Practice location
4040 N 19TH Ave, Phoenix, AZ 85015
Phone
(602) 265-3167
Enumerated
Dec 31, 2019
Record last updated
Dec 31, 2019 (not updated in 7 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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Also registered at 4040 N 19TH Ave

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

  1. Coreen Gallibu, PHARM.D.Pharmacist1073323952
  2. Mallory KimblePharmacist1134730237

Verify Tuyen Nguyen 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 S024244
    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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87% fewer Medicare Part D claims than the average pharmacist in 2024

16 Medicare Part D claims for 15 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Tuyen Nguyen16
  2. Specialty average119

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Tuyen Nguyen among 6,746 pharmacist records in Arizona

Tuyen Nguyen, PHD 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. Its NPI, issued in 2019, is newer than 72% of them.

  • NPI issued2019 · 72% of these records are older, 24% newer
  • In a Medicare fileYes · 27% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2019 · 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).

1,483 pharmacist records list a practice address in Phoenix

They are 1,483 of the 31,399 NPPES records with a practice address in Phoenix, and 6,746 pharmacist records in Arizona.

The 8 pharmacist records with the nearest ZIP codes

  1. Gokul BoyapatyPhoenix, AZ 850151588086011
  2. Louis Briatta, PHARM DPhoenix, AZ 850151760799779
  3. Christopher Frett, PHARMDPhoenix, AZ 850151730447004
  4. Suzanne Holmes, PHARMDPhoenix, AZ 850151598095721
  5. Brian Hreniuc, PHARMDPhoenix, AZ 850151194134155
  6. Karen KhachatryanPhoenix, AZ 850151548678683
  7. Scott KrupinskyPhoenix, AZ 850151558783092
  8. Linda Munger, PHARM.D.Phoenix, AZ 850151164716957

Common questions

What is Tuyen Nguyen, PHD's NPI number?

Tuyen Nguyen, PHD's National Provider Identifier (NPI) is 1831738343, issued on Dec 31, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Tuyen Nguyen, PHD located?

The NPPES record lists a practice address at 4040 N 19TH Ave, Phoenix, AZ, 85015. Phone: (602) 265-3167. Providers update this record themselves, so call before visiting.

How can I verify Tuyen Nguyen, PHD's license?

NPPES lists Arizona license number S024244, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Tuyen Nguyen, PHD prescribe under Medicare Part D?

In 2024, Tuyen Nguyen, PHD had 16 Medicare Part D claims for 15 beneficiaries; the average among pharmacist prescribers was 119. Part D covers Medicare prescriptions 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.