NPPES file of Aug 9, 2026

Nguyen-Lan Duc Nguyen, M.D.

Hospitalist Physician · Seattle, WA

Nguyen-Lan Duc Nguyen, M.D. is a hospitalist physician with a practice address in Seattle, Washington, and NPI 1487756003, issued on Sep 3, 2006. Check the license (Washington MD00048840, 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
1487756003
Name
Nguyen-Lan Duc Nguyen
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
MD00048840 WA
Self-reported in NPPES; status is on the state search
Practice location
1560 N 115TH St, Seattle, WA 98133
Phone
(206) 368-1500
Enumerated
Sep 3, 2006
Record last updated
Nov 7, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(206) 368-1503
Medicare enrollment
Enrolled (PECOS I20081112000319); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1560 N 115TH St

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

  1. George Birchfield, M.D.Hematology & Oncology Physician1972571883
  2. Anthony Bohorfoush, MDGastroenterology Physician1689645285
  3. Mark Brakstad, M.D.Surgery Physician1881648475
  4. Denise Cho, M.D.Obstetrics & Gynecology Physician1508855834
  5. John Gaines, MDObstetrics & Gynecology Physician1790843886
  6. Teresa Gegax-Martinez, ARNPAdult Health Nurse Practitioner1861780264

Verify Nguyen-Lan Duc Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00048840
    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

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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83% fewer Medicare Part D claims than the average hospitalist physician in 2024

88 Medicare Part D claims for 47 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Nguyen-Lan Nguyen88
  2. Specialty average521

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 MIPS final score for 2023 (Medicare payment program): 93.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score74.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Bills Medicare through one group practice

  1. The Association OF University PhysiciansSeattle, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Nguyen-Lan Duc Nguyen among 793 hospitalist physician records in Washington

Nguyen-Lan Duc Nguyen, M.D. is one of 793 hospitalist physician records with a practice address in Washington. 88% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 81% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2005 · median 2011 among the 649 with a school on file
  • Record last updated2019 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Washington

There are 793 hospitalist physician records in Washington.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Michael Fujimoto, M.D.Seattle, WA 981331073623906
  2. Nima KaramoozSeattle, WA 981331447679691
  3. Amie Macnab, M.D.Seattle, WA 981331447368550
  4. Katayoun Neshat-Fateh, MDSeattle, WA 981331558338095
  5. Donna Pedroza, MBBS, MASeattle, WA 981331376819425
  6. Elizabeth Plotkin, M.D.Seattle, WA 981331538116892
  7. Laura Quinnan-Hostein, M.D.Seattle, WA 981331437264207
  8. David Ramenofsky, MDSeattle, WA 981331851591580

Common questions

What is Nguyen-Lan Duc Nguyen, M.D.'s NPI number?

Nguyen-Lan Duc Nguyen, M.D.'s National Provider Identifier (NPI) is 1487756003, issued on Sep 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nguyen-Lan Duc Nguyen, M.D. located?

The NPPES record lists a practice address at 1560 N 115TH St, Seattle, WA, 98133. Phone: (206) 368-1500. Providers update this record themselves, so call before visiting.

How can I verify Nguyen-Lan Duc Nguyen, M.D.'s license?

NPPES lists Washington license number MD00048840, 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 Nguyen-Lan Duc Nguyen, M.D. prescribe under Medicare Part D?

In 2024, Nguyen-Lan Duc Nguyen, M.D. had 88 Medicare Part D claims for 47 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Nguyen-Lan Duc Nguyen, M.D.'s MIPS final score?

The 2023 MIPS final score is 93.1 of 100. 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.