NPPES file of Aug 9, 2026

Kathy Thu Quynh Nguyen, OD

Optometrist · Tacoma, WA

Kathy Thu Quynh Nguyen, OD is an optometrist with a practice address in Tacoma, Washington, and NPI 1194347674, issued on May 7, 2020. Check the license (Washington OD61056552, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194347674
Name
Kathy Thu Quynh Nguyen
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
OD61056552 WA
Self-reported in NPPES; status is on the state search
Practice location
5821 S Sprague CT, Tacoma, WA 98409
Phone
(253) 396-4200
Enumerated
May 7, 2020
Record last updated
Apr 28, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200819001044); accepts Medicare assignment
Medical or professional school
Pacific University - College Of Optometry, 2020
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 5821 S Sprague CT

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

  1. David Antymis, O.D.Optometrist1619381290
  2. Candy Arias Ceja, O.DOptometrist1457664237
  3. Brad Ballard, MDOphthalmology Physician1437386737
  4. Linda Chau, ODOptometrist1457843773
  5. Rodney Gunn, O.D.Optometrist1215222450
  6. Trang Hoang, ODOptometrist1336073972

Verify Kathy Thu Quynh 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 OD61056552    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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Industry payments in 2024: $100.20

1 payment: food and beverage; the largest payer was Tarsus Pharmaceuticals, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kathy Nguyen$100.20
  2. Specialty average$769.99

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. Darran Kim OD PLLCEverett, WA

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

Optometrist providers in Washington

There are 1,641 optometrist records in Washington.

All 1,641 in Washington → Every provider in Tacoma →

Other optometrist records in Washington

  1. Jenni Aaseby, O.D.Shelton, WA1720133374
  2. Meagan-Rhose Abanto, ODEverett, WA1457027880
  3. Jabeen Abdulla, O.D.Tacoma, WA1629304217
  4. James Abel, ODRenton, WA1255945390
  5. Christina Abercrombie, ODKent, WA1346906252
  6. Ashley Abiva, ODSeattle, WA1902572449
  7. Kenneth Absalonson, ODSpokane, WA1811206998
  8. Nour Abu-Haltam, ODVancouver, WA1194602037
  9. Peter Adachi, ODSeattle, WA1811040058
  10. Mark Aginsky, O.D.Bellingham, WA1730169285

Common questions

What is Kathy Thu Quynh Nguyen, OD's NPI number?

Kathy Thu Quynh Nguyen, OD's National Provider Identifier (NPI) is 1194347674, issued on May 7, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Kathy Thu Quynh Nguyen, OD located?

The NPPES record lists a practice address at 5821 S Sprague CT, Tacoma, WA, 98409. Phone: (253) 396-4200. Providers update this record themselves, so call before visiting.

How can I verify Kathy Thu Quynh Nguyen, OD's license?

NPPES lists Washington license number OD61056552, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.