NPPES file of Aug 9, 2026

An Nhat Duy Nguyen, DDS PHD

General Practice Dentistry · San Leandro, CA

An Nhat Duy Nguyen, DDS PHD is a general practice dentistry with a practice address in San Leandro, California, and NPI 1649031980, issued on Jan 23, 2024. Check the license (California DDS109696, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649031980
Name
An Nhat Duy Nguyen
Credential
DDS PHD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
DDS109696 CA
Self-reported in NPPES; status is on the state search
Practice location
2561 Merced St, San Leandro, CA 94577
Phone
(510) 969-0788
Enumerated
Jan 23, 2024
Record last updated
Jan 23, 2024
Fax
(510) 730-2911
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 2561 Merced St

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

  1. Christopher Chiu, DDSDental Anesthesiology1780095216

Verify An Nhat Duy 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 DDS109696
    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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75 general practice dentistry records list a practice address in San Leandro

They are 75 of the 4,976 NPPES records with a practice address in San Leandro, and 17,852 general practice dentistry records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other general practice dentistry records in California

  1. Ronald Aanerud, DDSSan Diego, CA1871752931
  2. Steven Aaronson, D.D.S.Santa Monica, CA1265455851
  3. Shahrzad Aarup, DDSPomona, CA1265784367
  4. Al Abad, DDSSan Jose, CA1104992148
  5. Erwin Abad, D.D.S.Canoga Park, CA1861590093
  6. Francine Abad, DDSSan Francisco, CA1942700810
  7. Maria Abad, D.D.S.Norwalk, CA1215006754
  8. Mark Ryan Abad, DDSDaly City, CA1770357394
  9. Sanaz Abadi, D.D.S.Los Angeles, CA1699934026
  10. Ernesto Abadilla, DDSPalm Desert, CA1508063801

Common questions

What is An Nhat Duy Nguyen, DDS PHD's NPI number?

An Nhat Duy Nguyen, DDS PHD's National Provider Identifier (NPI) is 1649031980, issued on Jan 23, 2024. An NPI identifies a provider in billing; it is not a license.

Where is An Nhat Duy Nguyen, DDS PHD located?

The NPPES record lists a practice address at 2561 Merced St, San Leandro, CA, 94577. Phone: (510) 969-0788. Providers update this record themselves, so call before visiting.

How can I verify An Nhat Duy Nguyen, DDS PHD's license?

NPPES lists California license number DDS109696, as entered by the provider. Search the California 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. 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.