NPPES file of Aug 9, 2026

Duong Nguyen, PHARMD.

Pharmacist · Bethesda, MD

Duong Nguyen, PHARMD. is a pharmacist with a practice address in Bethesda, Maryland, and NPI 1649767864, issued on Apr 13, 2018. Check the license (Maryland 25006, as entered in NPPES) with the Maryland 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
1649767864
Name
Duong Nguyen
Credential
PHARMD.
Primary taxonomy
Pharmacist 183500000X
License number
25006 MD
Self-reported in NPPES; status is on the state search
Practice location
4701 Sangamore RD, Bethesda, MD 20816
Phone
(301) 320-1773
Enumerated
Apr 13, 2018
Record last updated
Apr 13, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(301) 320-9111
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 4701 Sangamore RD

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

  1. Lynnwood Andrews, PH.D.Clinical Psychologist1386867018
  2. Berre Burch, PH.D.Psychologist1932658465
  3. Claudia Bustamante AbuidNaturopath1891402582
  4. Jillian Casey, NDNaturopath1194435842
  5. Lance Clawson, M.D.Psychiatry Physician1114022449
  6. Natalie Collins, LMSWSocial Worker1912637455

Verify Duong Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 25006
    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 Maryland 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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Most of these Medicare Part D claims are vaccines, 92% of the cost of the top drugs

149 Medicare Part D claims for 133 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. Duong Nguyen149
  2. Specialty average119

Most prescribed

Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.

  1. Arexvy53 claims
  2. Boostrix Tdap35 claims
  3. Shingrix34 claims
  4. Twinrix16 claims

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.

Duong Nguyen among 5,562 pharmacist records in Maryland

Duong Nguyen, PHARMD. is one of 5,562 pharmacist records with a practice address in Maryland. 10% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 61% of them.

  • NPI issued2018 · 61% of these records are older, 35% newer
  • In a Medicare fileYes · 10% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2018 · 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

243 pharmacist records list a practice address in Bethesda

They are 243 of the 7,245 NPPES records with a practice address in Bethesda, and 5,562 pharmacist records in Maryland.

The 8 pharmacist records with the nearest ZIP codes

  1. Bryan Bornacelly, PHARM.D.Bethesda, MD 208161013317833
  2. Sharisse DavisBethesda, MD 208161891053682
  3. Letitia Deas, PHARM.D.Bethesda, MD 208161821398991
  4. Kurt JoehlBethesda, MD 208161235504176
  5. Gregory Kim, PHARMDBethesda, MD 208161124384151
  6. Priyanka Kumar, PHARM D.Bethesda, MD 208161730589573
  7. Ka Yiu LamBethesda, MD 208161689092355
  8. Tiffany MurrayBethesda, MD 208161235598483

Common questions

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

Duong Nguyen, PHARMD.'s National Provider Identifier (NPI) is 1649767864, issued on Apr 13, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Duong Nguyen, PHARMD. located?

The NPPES record lists a practice address at 4701 Sangamore RD, Bethesda, MD, 20816. Phone: (301) 320-1773. Providers update this record themselves, so call before visiting.

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

NPPES lists Maryland license number 25006, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Duong Nguyen, PHARMD. prescribe under Medicare Part D?

In 2024, Duong Nguyen, PHARMD. had 149 Medicare Part D claims for 133 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.