NPPES file of Aug 9, 2026

Thuy-Mai Nguyen, D.D.S.

General Practice Dentistry · Milpitas, CA

Thuy-Mai Nguyen, D.D.S. is a general practice dentistry with a practice address in Milpitas, California, and NPI 1871633594, issued on Feb 8, 2007. Check the license (California 36809, as entered in NPPES) with the California 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
1871633594
Name
Thuy-Mai Nguyen
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
36809 CA
Self-reported in NPPES; status is on the state search
Practice location
1418 Dempsey RD, Milpitas, CA 95035
Phone
(408) 263-6646
Enumerated
Feb 8, 2007
Record last updated
Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(408) 263-6645
Medicaid ID
B36809-01 CA
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 1418 Dempsey RD

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

  1. An Bui, DMDGeneral Practice Dentistry1487261608
  2. Toan Chu, DDSGeneral Practice Dentistry1871617506
  3. Tu-Anh Ha-Thi, DMDGeneral Practice Dentistry1730860859
  4. Amy Jang, DDSGeneral Practice Dentistry1164524872

Verify Thuy-Mai Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 36809
    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 California 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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67% fewer Medicare Part D claims than the average general practice dentistry in 2024

27 Medicare Part D claims for 17 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Thuy-Mai Nguyen27
  2. Specialty average83

Most prescribed

  1. Amoxicillin15 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.

Industry payments in 2024: $19.28

1 payment: food and beverage; the largest payer was Voco America Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thuy-Mai Nguyen$19.28
  2. Specialty average$597.01

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

Thuy-Mai Nguyen among 17,852 general practice dentistry records in California

Thuy-Mai Nguyen, D.D.S. is one of 17,852 general practice dentistry records with a practice address in California. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 29% of them.

  • NPI issued2007 · 29% of these records are older, 40% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

77 general practice dentistry records list a practice address in Milpitas

They are 77 of the 878 NPPES records with a practice address in Milpitas, and 17,852 general practice dentistry records in California.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Priyadarshini Beedu, D.D.S.Milpitas, CA 950351639135478
  2. Michael Cook, D.M.D.Milpitas, CA 950351245341353
  3. Ami Desai, D.D.S.Milpitas, CA 950351114977469
  4. Howard Edelman, DDSMilpitas, CA 950351891719894
  5. Jiuping Gu, D.D.S.Milpitas, CA 950351831299718
  6. Nancy Hoang, DDSMilpitas, CA 950351164525168
  7. Kenneth Holder, D.D.S.Milpitas, CA 950351871598516
  8. Amy Jang, DDSMilpitas, CA 950351164524872

Common questions

What is Thuy-Mai Nguyen, D.D.S.'s NPI number?

Thuy-Mai Nguyen, D.D.S.'s National Provider Identifier (NPI) is 1871633594, issued on Feb 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Thuy-Mai Nguyen, D.D.S. located?

The NPPES record lists a practice address at 1418 Dempsey RD, Milpitas, CA, 95035. Phone: (408) 263-6646. Providers update this record themselves, so call before visiting.

How can I verify Thuy-Mai Nguyen, D.D.S.'s license?

NPPES lists California license number 36809, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Thuy-Mai Nguyen, D.D.S. prescribe under Medicare Part D?

In 2024, Thuy-Mai Nguyen, D.D.S. had 27 Medicare Part D claims for 17 beneficiaries; the average among general practice dentistry prescribers was 83. 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.