NPPES file of Aug 9, 2026

Johnny Thanh Nguyen

Surgical Physician Assistant · Bellevue, WA

Johnny Thanh Nguyen is a surgical physician assistant with a practice address in Bellevue, Washington, and NPI 1104308394, issued on Sep 4, 2018. Check the license 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
1104308394
Name
Johnny Thanh Nguyen
Primary taxonomy
Surgical Physician Assistant 363AS0400X
Practice location
1135 116TH Ave NE Ste 605, Bellevue, WA 98004
Phone
(425) 454-8161
Enumerated
Sep 4, 2018
Record last updated
Aug 29, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(425) 454-9304
Medicare enrollment
Enrolled (PECOS I20200123002710); 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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Verify Johnny Thanh Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck 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
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51% fewer Medicare Part D claims than the average surgical physician assistant in 2024

149 Medicare Part D claims for 47 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 28 claims were for opioids.

  1. Johnny Nguyen149
  2. Specialty average304

Most prescribed

  1. Potassium Chloride15 claims
  2. Furosemide14 claims
  3. Metoprolol Tartrate14 claims
  4. Oxycodone Hcl14 claims
  5. Tramadol Hcl13 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).

Industry payments in 2024: $132.23

2 payments; by number, the most common kind was education; the largest payer was Medical Device Business Services, Inc. The 7,578 providers of this specialty with any payment received $703.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Johnny Nguyen$132.23
  2. Specialty average$703.95

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

Bills Medicare through one group practice

  1. Overlake Medical Clinics LLCBellevue, WA

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

Johnny Thanh Nguyen among 609 surgical physician assistant records in Washington

Johnny Thanh Nguyen is one of 609 surgical physician assistant records with a practice address in Washington. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 67% of them.

  • NPI issued2018 · 67% of these records are older, 27% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2019 · median 2015 among the 479 with a school on file
  • Record last updated2019 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Physician Assistant providers in Washington

There are 609 surgical physician assistant records in Washington.

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Kerry Bowen, PABellevue, WA 980041528205911
  2. Shelby Dobbs, PACBellevue, WA 980041184669491
  3. Melody Fan, PA-CBellevue, WA 980041548308398
  4. Lori Hill, PA-CBellevue, WA 980041649219700
  5. Dana Jergens, PA-CBellevue, WA 980041760784797
  6. Daniel Lane, PA-CBellevue, WA 980041487981379
  7. Paul Maginnis, PA-CBellevue, WA 980041730257585
  8. Ryan Mather, PACBellevue, WA 980041619912805

Common questions

What is Johnny Thanh Nguyen's NPI number?

Johnny Thanh Nguyen's National Provider Identifier (NPI) is 1104308394, issued on Sep 4, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Johnny Thanh Nguyen located?

The NPPES record lists a practice address at 1135 116TH Ave NE Ste 605, Bellevue, WA, 98004. Phone: (425) 454-8161. Providers update this record themselves, so call before visiting.

How can I verify Johnny Thanh Nguyen's license?

Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Johnny Thanh Nguyen prescribe under Medicare Part D?

In 2024, Johnny Thanh Nguyen had 149 Medicare Part D claims for 47 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.

What is Johnny Thanh Nguyen'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.