NPPES file of Aug 9, 2026

Yuko K. Miller, PA-C

Physician Assistant · Seattle, WA

Yuko K. Miller, PA-C is a physician assistant with a practice address in Seattle, Washington, and NPI 1053423590, issued on Aug 31, 2006. Check the license (Washington PA10004963, 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
1053423590
Name
Yuko K. Miller
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA10004963 WA
Self-reported in NPPES; status is on the state search
Practice location
1221 Madison St Ste 1020, Seattle, WA 98104
Phone
(206) 215-2658
Enumerated
Aug 31, 2006
Record last updated
Jun 27, 2025
Fax
(206) 991-2363
Medicaid ID
1090692 WA
Medicare enrollment
Enrolled (PECOS I20090305000281); 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 1221 Madison St Ste 1020

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

  1. Vanessa Dunleavy, ARNPNurse Practitioner1467980276
  2. Cathy Duong, PA-CPhysician Assistant1548032311
  3. Daniel Egan, MDHematology & Oncology Physician1366648297
  4. Joseph Ferry, ARNPNurse Practitioner1710434493
  5. Sean Legg, ARNP, DNPNurse Practitioner1942657416
  6. Xi Lin, PA-CPhysician Assistant1265195762

Verify Yuko K. Miller 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 PA10004963
    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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78% fewer Medicare Part D claims than the average physician assistant in 2024

181 Medicare Part D claims for 155 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Yuko Miller181
  2. Specialty average830

Most prescribed

  1. Cefuroxime22 claims
  2. Doxycycline Hyclate15 claims
  3. Azithromycin12 claims
  4. Cephalexin11 claims
  5. Paxlovid11 claims
  6. Prednisone11 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): 79.2 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 score74.5
  2. Costout of 100 · 30%56.0
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 3 group practices

  1. Overlake Medical Clinics LLCRedmond, WA
  2. Puget Sound Physicians PLLCBellevue, WA
  3. Swedish Health ServicesSeattle, WA

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

Yuko K. Miller among 3,718 physician assistant records in Washington

Yuko K. Miller, 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 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 80% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2005 · median 2017 among the 2,460 with a school on file
  • Record last updated2025 · 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. Jennifer Nordstrom-Zuares, PA-CSeattle, WA 981041437156114

Common questions

What is Yuko K. Miller, PA-C's NPI number?

Yuko K. Miller, PA-C's National Provider Identifier (NPI) is 1053423590, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Yuko K. Miller, PA-C located?

The NPPES record lists a practice address at 1221 Madison St Ste 1020, Seattle, WA, 98104. Phone: (206) 215-2658. Providers update this record themselves, so call before visiting.

How can I verify Yuko K. Miller, PA-C's license?

NPPES lists Washington license number PA10004963, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Yuko K. Miller, PA-C prescribe under Medicare Part D?

In 2024, Yuko K. Miller, PA-C had 181 Medicare Part D claims for 155 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Yuko K. Miller, PA-C's MIPS final score?

The 2023 MIPS final score is 79.2 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.