NPPES file of Aug 9, 2026

Thao Uyen Nguyen, M.D.

Internal Medicine Physician · Seattle, WA

Thao Uyen Nguyen, M.D. is an internal medicine physician with a practice address in Seattle, Washington, and NPI 1255560017, issued on Jul 14, 2009. Check the license (Washington ML 60092968, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255560017
Name
Thao Uyen Nguyen
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
ML 60092968 WA
Self-reported in NPPES; status is on the state search
Practice location
1959 NE Pacific, Seattle, WA 98195
Phone
(206) 680-1389
Enumerated
Jul 14, 2009
Record last updated
Jul 14, 2009 (not updated in 17 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 1959 NE Pacific

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

  1. Neil Argyle, M.D.Student in an Organized Health Care Education/Training Program1205065083
  2. Wei Ching Chi, RPHPharmacist1710002738

Verify Thao Uyen Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license ML 60092968
    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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51% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,559 Medicare Part D claims for 676 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Thao Nguyen1,559
  2. Specialty average3,176

Most prescribed

  1. Ketoconazole264 claims
  2. Triamcinolone Acetonide233 claims
  3. Clobetasol Propionate113 claims
  4. Hydrocortisone111 claims
  5. Mupirocin106 claims
  6. Ciclopirox99 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 77.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.2
  2. Costout of 100 · 30%49.4
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $2,114.93

107 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thao Nguyen$2,114.93
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Thao Uyen Nguyen among 3,079 internal medicine physician records in Washington

Thao Uyen Nguyen, M.D. is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 58% of them.

  • NPI issued2009 · 58% of these records are older, 38% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2009 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

821 internal medicine physician records list a practice address in Seattle

They are 821 of the 41,956 NPPES records with a practice address in Seattle, and 3,079 internal medicine physician records in Washington.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Julia Becke, MDSeattle, WA 981951306858451
  2. Hardeep Bhugra, MBBCHSeattle, WA 981951215940788
  3. Davonna Cufley, M.D.Seattle, WA 981951871582734
  4. Annie Fang, MDSeattle, WA 981951679572168
  5. Rebecca Gettelman, MDSeattle, WA 981951750491262
  6. Brian Goldstein, MDSeattle, WA 981951902821275
  7. Daniel Leung, MDSeattle, WA 981951104936731
  8. Xi Li, M.D.Seattle, WA 981951891737631

Common questions

What is Thao Uyen Nguyen, M.D.'s NPI number?

Thao Uyen Nguyen, M.D.'s National Provider Identifier (NPI) is 1255560017, issued on Jul 14, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Thao Uyen Nguyen, M.D. located?

The NPPES record lists a practice address at 1959 NE Pacific, Seattle, WA, 98195. Phone: (206) 680-1389. Providers update this record themselves, so call before visiting.

How can I verify Thao Uyen Nguyen, M.D.'s license?

NPPES lists Washington license number ML 60092968, 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 Thao Uyen Nguyen, M.D. prescribe under Medicare Part D?

In 2024, Thao Uyen Nguyen, M.D. had 1,559 Medicare Part D claims for 676 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Thao Uyen Nguyen, M.D.'s MIPS final score?

The 2023 MIPS final score is 77.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.