NPPES file of Aug 9, 2026

Kathy Nguyen Yamamura, DDS

Dentist · Seattle, WA

Kathy Nguyen Yamamura, DDS is a dentist with a practice address in Seattle, Washington, and NPI 1518199975, issued on Aug 19, 2009. Check the license (Washington DE60099945, 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
1518199975
Name
Kathy Nguyen Yamamura
Credential
DDS
Primary taxonomy
Dentist 122300000X
License number
DE60099945 WA
Self-reported in NPPES; status is on the state search
Practice location
720 8TH Ave S, Seattle, WA 98104
Phone
(206) 788-3757
Enumerated
Aug 19, 2009
Record last updated
May 26, 2016 (not updated in 10 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 720 8TH Ave S

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

  1. Grandy Au, DDSGeneral Practice Dentistry1992813851
  2. Elisabeth Bridgewater, LCSWClinical Social Worker1790069144
  3. Francisco Cai, MDInternal Medicine Physician1194243402
  4. Amelia Campos, M.D.Psychiatry Physician1225355746
  5. Katherine Ceronsky, ARNPFamily Nurse Practitioner1720501596
  6. Christine Chan, PHARMDPharmacist1356799373

Verify Kathy Nguyen Yamamura 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 DE60099945
    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

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87% fewer Medicare Part D claims than the average dentist in 2024

11 Medicare Part D claims, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Kathy Yamamura11
  2. Specialty average86

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.

Industry payments in 2024: $169.77

1 payment: food and beverage; the largest payer was Ivoclar Vivadent, Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kathy Yamamura$169.77
  2. Specialty average$540.36

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

Dentist providers in Washington

There are 2,767 dentist records in Washington.

Other dentist records in Washington

  1. Kristine Aadland, DMDVancouver, WA1427070549
  2. Saraa Abdulateef, BDS, MSC, FRCDCRedmond, WA1396301255
  3. Hesham Abdulkarim, BDS, MSDTacoma, WA1376899880
  4. Arman Abedi JoniEverett, WA1669854469
  5. Rima Abifaker, DDSBellevue, WA1154434538
  6. Nadia Aboulhosn, DDSEverett, WA1417280272
  7. Alfadhli Abu, D.D.SKirkland, WA1336439983
  8. Naim Abualshar, DDSSpokane, WA1891035432
  9. Jadine Acena, DDSSeattle, WA1942368873
  10. Luis Acevedo Rodriguez, DDSMarysville, WA1992114441

Common questions

What is Kathy Nguyen Yamamura, DDS's NPI number?

Kathy Nguyen Yamamura, DDS's National Provider Identifier (NPI) is 1518199975, issued on Aug 19, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Kathy Nguyen Yamamura, DDS located?

The NPPES record lists a practice address at 720 8TH Ave S, Seattle, WA, 98104. Phone: (206) 788-3757. Providers update this record themselves, so call before visiting.

How can I verify Kathy Nguyen Yamamura, DDS's license?

NPPES lists Washington license number DE60099945, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Kathy Nguyen Yamamura, DDS prescribe under Medicare Part D?

In 2024, Kathy Nguyen Yamamura, DDS had 11 Medicare Part D claims; the average among dentist prescribers was 86. 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.