NPPES file of Aug 9, 2026

Justin Nguyen, PA-C

Physician Assistant · Seattle, WA

Justin Nguyen, PA-C is a physician assistant with a practice address in Seattle, Washington, and NPI 1013550623, issued on Oct 26, 2019. Check the license (Washington PA60997690, as entered in NPPES) with the Washington 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013550623
Name
Justin Nguyen
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA60997690 WA
Self-reported in NPPES; status is on the state search
Practice location
325 9TH Ave, Seattle, WA 98104
Phone
(206) 520-5000
Enumerated
Oct 26, 2019
Record last updated
May 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200102002706); accepts Medicare assignment
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 325 9TH Ave

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

  1. Noor Aaf, PA-CMedical Physician Assistant1558394171
  2. Sheida Aalami, M.D.Internal Medicine Physician1730573296
  3. Collette AbbottHospitalist Physician1306208293
  4. Akrm Abdalrahman, MD, MSCritical Care Medicine (Anesthesiology) Physician1801374905
  5. Martin Abdo, COUNSELORCounselor1821202904
  6. Nauzley Abedini, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1043637408

Verify Justin Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license PA60997690
    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 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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95% fewer Medicare Part D claims than the average physician assistant in 2024

39 Medicare Part D claims for 15 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Justin Nguyen39
  2. Specialty average830

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 2 group practices

  1. Massachusetts General Physicians Organization IncBoston, MA
  2. 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).

Justin Nguyen among 3,718 physician assistant records in Washington

Justin Nguyen, PA-C is one of 3,718 physician assistant records with a practice address in Washington. 76% 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 68% of them.

  • NPI issued2019 · 68% of these records are older, 27% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2019 · median 2017 among the 2,460 with a school on file
  • Record last updated2021 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

828 physician assistant records list a practice address in Seattle

They are 828 of the 41,956 NPPES records with a practice address in Seattle, and 3,718 physician assistant records in Washington.

The 8 physician assistant records with the nearest ZIP codes

  1. Virginia Arvold, PA-CSeattle, WA 981041487687000
  2. Andrea Breuner, PA-CSeattle, WA 981041730172586
  3. Cynthia Broome, PACSeattle, WA 981041316919301
  4. Margaret Duffy, P.A. - CSeattle, WA 981041154366391
  5. Lisa Harstedt, PASeattle, WA 981041730132390
  6. Mitzi Mae Lim, PACSeattle, WA 981041760589014
  7. Lourdes Limbo, P.A.Seattle, WA 981041053429597
  8. Yuko Miller, PA-CSeattle, WA 981041053423590

Common questions

What is Justin Nguyen, PA-C's NPI number?

Justin Nguyen, PA-C's National Provider Identifier (NPI) is 1013550623, issued on Oct 26, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Justin Nguyen, PA-C located?

The NPPES record lists a practice address at 325 9TH Ave, Seattle, WA, 98104. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.

How can I verify Justin Nguyen, PA-C's license?

NPPES lists Washington license number PA60997690, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Justin Nguyen, PA-C prescribe under Medicare Part D?

In 2024, Justin Nguyen, PA-C had 39 Medicare Part D claims for 15 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Justin Nguyen, PA-C'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.