NPPES file of Aug 9, 2026

Toan Nguyen

Dentist · San Antonio, TX

Toan Nguyen is a dentist with a practice address in San Antonio, Texas, and NPI 1780384891, issued on Mar 7, 2023. Check the license (Texas 40559, as entered in NPPES) with the Texas 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
1780384891
Name
Toan Nguyen
Primary taxonomy
Dentist 122300000X
License number
40559 TX
Self-reported in NPPES; status is on the state search
Practice location
22106 US Highway 281 N Ste 103, San Antonio, TX 78258
Phone
(210) 714-5710
Enumerated
Mar 7, 2023
Record last updated
Jul 9, 2024
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 22106 US Highway 281 N Ste 103

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

  1. Ali Ibrahim, DDSGeneral Practice Dentistry1376271288

Verify Toan Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 40559
    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 Texas 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: $38.23

2 payments; by number, the most common kind was food and beverage; the largest payer was OraPharma, a division of Bausch Health US, LLC. 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. Toan Nguyen$38.23
  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.

Toan Nguyen among 6,572 dentist records in Texas

Toan Nguyen is one of 6,572 dentist records with a practice address in Texas. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 87% of them.

  • NPI issued2023 · 87% of these records are older, 5% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2024 · 64% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

547 dentist records list a practice address in San Antonio

They are 547 of the 37,749 NPPES records with a practice address in San Antonio, and 6,572 dentist records in Texas.

The 8 dentist records with the nearest ZIP codes

  1. Joshua Austin, DDSSan Antonio, TX 782581053526905
  2. Ibis Clyde, DDSSan Antonio, TX 782581629246335
  3. Megan Crane, D.D.S.San Antonio, TX 782581528347580
  4. Leslie Do, D.D.S.San Antoniot, TX 782581124256375
  5. Nancy Duque, D.D.S.San Antonio, TX 782581578685764
  6. Michael Hill, DDSSan Antonio, TX 782581861593204
  7. E Jackson, DDSSan Antonio, TX 782581699864140
  8. Nada Kordab, D.D.S.San Antonio, TX 782581053322438

Common questions

What is Toan Nguyen's NPI number?

Toan Nguyen's National Provider Identifier (NPI) is 1780384891, issued on Mar 7, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Toan Nguyen located?

The NPPES record lists a practice address at 22106 US Highway 281 N Ste 103, San Antonio, TX, 78258. Phone: (210) 714-5710. Providers update this record themselves, so call before visiting.

How can I verify Toan Nguyen's license?

NPPES lists Texas license number 40559, as entered by the provider. Search the Texas 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.

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.