NPPES file of Aug 9, 2026

Tuan D. Nguyen, MD

Family Medicine Physician · Covington, WA

Tuan D. Nguyen, MD is a family medicine physician with a practice address in Covington, Washington, and NPI 1669486445, issued on Jul 28, 2006. Check the license (Washington MD00041654, as entered in NPPES) on the Washington Medical Commission; 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
1669486445
Name
Tuan D. Nguyen
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD00041654 WA
Self-reported in NPPES; status is on the state search
Practice location
16850 SE 272ND St, Covington, WA 98042
Phone
(253) 395-1960
Enumerated
Jul 28, 2006
Record last updated
Jan 14, 2022
Medicaid ID
1116656 WA
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 16850 SE 272ND St

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

  1. William AganPhysician Assistant1134308380
  2. Michelle Arbini, CCC-AAudiologist1639194665
  3. Ruth Bishop, DOOccupational Medicine Physician1609890466
  4. Deidre Feeney, M.D.Family Medicine Physician1083600217
  5. Reshad Mahmud, MDRheumatology Physician1043607930
  6. Uday Mehta, M.D.Family Medicine Physician1912946633

Verify Tuan D. Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00041654
    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
Open the Washington license search

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97% fewer Medicare Part D claims than the average family medicine physician in 2024

115 Medicare Part D claims for 99 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Tuan Nguyen115
  2. Specialty average3,544

Most prescribed

  1. Azithromycin18 claims
  2. Amoxicillin17 claims
  3. Paxlovid13 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.

Tuan D. Nguyen among 5,534 family medicine physician records in Washington

Tuan D. Nguyen, MD is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 58% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2022 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

25 family medicine physician records list a practice address in Covington

They are 25 of the 431 NPPES records with a practice address in Covington, and 5,534 family medicine physician records in Washington.

The 8 family medicine physician records with the nearest ZIP codes

  1. David Chang, MDCovington, WA 980421720003114
  2. Maricar Deguzman-Abajero, MDCovington, WA 980421912923053
  3. Deidre Feeney, M.D.Covington, WA 980421083600217
  4. Alexandria McKay, DOCovington, WA 980421467526962
  5. Uday Mehta, M.D.Covington, WA 980421912946633
  6. Mark Mikols, D.O.Covington, WA 980421467431734
  7. Ravinder Nijjar, MDCovington, WA 980421790766350
  8. Natalia Nisevich-Lurie, MDCovington, WA 980421801802004

Common questions

What is Tuan D. Nguyen, MD's NPI number?

Tuan D. Nguyen, MD's National Provider Identifier (NPI) is 1669486445, issued on Jul 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tuan D. Nguyen, MD located?

The NPPES record lists a practice address at 16850 SE 272ND St, Covington, WA, 98042. Phone: (253) 395-1960. Providers update this record themselves, so call before visiting.

How can I verify Tuan D. Nguyen, MD's license?

NPPES lists Washington license number MD00041654, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Tuan D. Nguyen, MD prescribe under Medicare Part D?

In 2024, Tuan D. Nguyen, MD had 115 Medicare Part D claims for 99 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.