NPPES file of Aug 9, 2026

Paul Tuan-Xuan Nghiem

Dermatology Physician · Seattle, WA

Paul Tuan-Xuan Nghiem is a dermatology physician with a practice address in Seattle, Washington, and NPI 1407932205, issued on Oct 27, 2006. Check the license (Washington MD00045673, 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
1407932205
Name
Paul Tuan-Xuan Nghiem
Primary taxonomy
Dermatology Physician 207N00000X
License number
MD00045673 WA
Self-reported in NPPES; status is on the state search
Practice location
Uwmc-Roosevelt, Seattle, WA 98105
Phone
(206) 598-4067
Enumerated
Oct 27, 2006
Record last updated
Feb 20, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid ID
1407932205 WA
Medicare enrollment
Enrolled (PECOS I20051031000261); accepts Medicare assignment
Medical or professional school
Stanford University School Of Medicine, 1994
Telehealth
Offers telehealth (CMS)
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 Uwmc-Roosevelt

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

  1. David AcostaFamily Medicine Physician1780764761
  2. Kristina Adams WaldorfObstetrics & Gynecology Physician1659457463
  3. Anne-Marie Amies OelschlagerObstetrics & Gynecology Physician1003992371
  4. John AmoryInternal Medicine Physician1114003910
  5. Sanford BarnesDermatology Physician1225114028
  6. Charles Chesnut, MDNuclear Medicine Physician1609952456

Verify Paul Tuan-Xuan Nghiem in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license MD00045673
    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

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98% fewer Medicare Part D claims than the average dermatology physician in 2024

16 Medicare Part D claims, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Paul Nghiem16
  2. Specialty average797

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).

Industry payments in 2024: $1,330.00

3 payments; by number, the most common kind was consulting fee; the largest payer was Almirall LLC. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Paul Nghiem$1,330.00
  2. Specialty average$8,544.61

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. 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).

Dermatology Physician providers in Washington

There are 384 dermatology physician records in Washington.

Other dermatology physician records in Washington

  1. Kim Abson, MDSeattle, WA1215902135
  2. Tomoko Akaike, MDSeattle, WA1073316089
  3. Mariam Alam, M.D.Seattle, WA1811382237
  4. Marcos Antezana, M.D.Seattle, WA1104892843
  5. Morgan Arnold, DOWenatchee, WA1811398431
  6. Kelli Arntzen, MDSeattle, WA1477630051
  7. Susan Ashworth, MDKirkland, WA1669525358
  8. Basheer Badiei, M.D.Vancouver, WA1730207523
  9. Robert Bai, M.D.Seattle, WA1477916948
  10. Daniel Baird, MDSpokane, WA1073000303

Common questions

What is Paul Tuan-Xuan Nghiem's NPI number?

Paul Tuan-Xuan Nghiem's National Provider Identifier (NPI) is 1407932205, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Paul Tuan-Xuan Nghiem located?

The NPPES record lists a practice address at Uwmc-Roosevelt, Seattle, WA, 98105. Phone: (206) 598-4067. Providers update this record themselves, so call before visiting.

How can I verify Paul Tuan-Xuan Nghiem's license?

NPPES lists Washington license number MD00045673, 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 Paul Tuan-Xuan Nghiem prescribe under Medicare Part D?

In 2024, Paul Tuan-Xuan Nghiem had 16 Medicare Part D claims; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Paul Tuan-Xuan Nghiem'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.