NPPES file of Aug 9, 2026

Tony Thach Huynh

Hospitalist Physician · Seattle, WA

Tony Thach Huynh is a hospitalist physician with a practice address in Seattle, Washington, and NPI 1922740331, issued on Apr 7, 2022. Check the license (Washington OP61645084, 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
1922740331
Name
Tony Thach Huynh
Primary taxonomy
Hospitalist Physician 208M00000X
License number
OP61645084 WA
Self-reported in NPPES; status is on the state search
Practice location
1959 NE Pacific St, Seattle, WA 98195
Phone
(206) 520-5000
Enumerated
Apr 7, 2022
Record last updated
Aug 11, 2025
Medicare enrollment
Enrolled (PECOS I20250826004931); 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 1959 NE Pacific St

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

  1. Benjamin AaronsonPsychologist1497108880
  2. Laith Abandeh, MDPediatric Radiology Physician1609404243
  3. Rebecca AbayInternal Medicine Physician1528565520
  4. Gifti Abbo, MDStudent in an Organized Health Care Education/Training Program1316688989
  5. Nandini AbburiNeurology Physician1730618349
  6. Mohamed AbdelmotlebDiagnostic Radiology Physician1134892656

Verify Tony Thach Huynh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license OP61645084
    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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15% fewer Medicare Part D claims than the average hospitalist physician in 2024

443 Medicare Part D claims for 44 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Tony Huynh443
  2. Specialty average521

Most prescribed

  1. Atorvastatin Calcium27 claims
  2. Duloxetine Hcl20 claims
  3. Metformin Hcl19 claims
  4. Oxycodone Hcl19 claims
  5. Losartan Potassium18 claims
  6. Furosemide17 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.

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).

Tony Thach Huynh among 793 hospitalist physician records in Washington

Tony Thach Huynh 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 2022, is newer than 94% of them.

  • NPI issued2022 · 94% of these records are older, 3% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2022 · median 2011 among the 649 with a school on file
  • Record last updated2025 · 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. Lauren Brown, M.D.Seattle, WA 981951205134590
  2. Brandon Fainstad, M.D.Seattle, WA 981951063711513
  3. Stephen Farris, M.D.Seattle, WA 981951760638126
  4. Ronald Huang, MDSeattle, WA 981951730345497
  5. Molly Jackson, MDSeattle, WA 981951710090725
  6. Elizabeth Kaplan, M.D.Seattle, WA 981951831391374
  7. Michael Lenaeus, M.D.Seattle, WA 981951316262538
  8. Jesse Levin, MDSeattle, WA 981951356579916

Common questions

What is Tony Thach Huynh's NPI number?

Tony Thach Huynh's National Provider Identifier (NPI) is 1922740331, issued on Apr 7, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Tony Thach Huynh located?

The NPPES record lists a practice address at 1959 NE Pacific St, Seattle, WA, 98195. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.

How can I verify Tony Thach Huynh's license?

NPPES lists Washington license number OP61645084, 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 Tony Thach Huynh prescribe under Medicare Part D?

In 2024, Tony Thach Huynh had 443 Medicare Part D claims for 44 beneficiaries; the average among hospitalist physician prescribers was 521. 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.