Don Nguyen, DDS
Dentist · Morgan Hill, CA
Don Nguyen, DDS is a dentist with a practice address in Morgan Hill, California, and NPI 1164543427, issued on Apr 3, 2007. Check the license (California 51505, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Don Nguyen
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 51505 CA
Self-reported in NPPES; status is on the state search - Practice location
- 370 W Dunne Ave, Morgan Hill, CA 95037
- Phone
- (408) 779-7391
- Enumerated
- Apr 3, 2007
- Record last updated
- Mar 12, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (408) 779-5081
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 370 W Dunne Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erika Gabor, DMDPediatric Dentistry1972637064
- Jon Hatakeyama, D.D.S.General Practice Dentistry1265561062
Verify Don Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 51505Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average dentist in 2024
36 Medicare Part D claims for 27 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin24 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.
Don Nguyen among 14,729 dentist records in California
Don Nguyen, DDS is one of 14,729 dentist records with a practice address in California. 56% 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 18% of them.
- NPI issued2007 · 18% of these records are older, 58% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2010 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
23 dentist records list a practice address in Morgan Hill
They are 23 of the 626 NPPES records with a practice address in Morgan Hill, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Morgan Hill → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Brian Adams, D.D.S.Morgan Hill, CA 950371366571234
- Giang Chu, DDSMorgan Hill, CA 950371841267853
- Howard Huang, DDSMorgan Hill, CA 950371609910637
- Dallas Isaksen, DDSMorgan Hill, CA 950371740300557
- Bruce Kuwano, DDSMorgan Hill, CA 950371700050606
- Ann Lien, DDSMorgan Hill, CA 950371336254630
- Vivian Liu, DDSMorgan Hill, CA 950371861562837
- Mario Marroquin, DDSMorgan Hill, CA 950371457471724
Common questions
What is Don Nguyen, DDS's NPI number?
Don Nguyen, DDS's National Provider Identifier (NPI) is 1164543427, issued on Apr 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Don Nguyen, DDS located?
The NPPES record lists a practice address at 370 W Dunne Ave, Morgan Hill, CA, 95037. Phone: (408) 779-7391. Providers update this record themselves, so call before visiting.
How can I verify Don Nguyen, DDS's license?
NPPES lists California license number 51505, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Don Nguyen, DDS prescribe under Medicare Part D?
In 2024, Don Nguyen, DDS had 36 Medicare Part D claims for 27 beneficiaries; 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.