Thomas K. Nguyen, D.D.S.
Dentist · Chico, CA
Thomas K. Nguyen, D.D.S. is a dentist with a practice address in Chico, California, and NPI 1003092024, issued on Jan 21, 2008. Check the license (California 111402, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas K. Nguyen
- Credential
- D.D.S.
- Primary taxonomy
- Dentist 122300000X
- License numbers
- 111402 CA
45595 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1931 E 20TH St, Chico, CA 95928
- Phone
- (530) 961-5926
- Enumerated
- Jan 21, 2008
- Record last updated
- Jun 4, 2025
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 1931 E 20TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashjan HasanDentist1922713932
- Jaskirat SinghDentist1427736693
Verify Thomas K. 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 111402Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.7 times the Medicare Part D claims of the average dentist in 2024
229 Medicare Part D claims for 107 beneficiaries, 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. 64 claims were for opioids.
Most prescribed
- Amoxicillin59 claims
- Ibuprofen56 claims
- Acetaminophen-Codeine43 claims
- Chlorhexidine Gluconate20 claims
- Tramadol Hcl-Acetaminophen13 claims
- Azithromycin11 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: $67.65
1 payment: food and beverage; the largest payer was Solventum Corporation. 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Thomas K. Nguyen among 14,729 dentist records in California
Thomas K. Nguyen, D.D.S. 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 2008, is newer than 42% of them.
- NPI issued2008 · 42% of these records are older, 52% 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 updated2025 · 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).
55 dentist records list a practice address in Chico
They are 55 of the 3,684 NPPES records with a practice address in Chico, and 14,729 dentist records in California.
All 14,729 in California → Every provider in Chico → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Sukyoung Ahn, DDSChico, CA 959281902936602
- Mohammad Anosh, D.D.SChico, CA 959281558528380
- Chad Gustafson, DDSChico, CA 959281518024157
- Ashjan HasanChico, CA 959281922713932
- Amardeep Kaur, DMDChico, CA 959281336331644
- Steven McComb, D.D.S.Chico, CA 959281174759088
- Dan Selby, DDSChico, CA 959281215035225
- Jaskirat SinghChico, CA 959281427736693
Common questions
What is Thomas K. Nguyen, D.D.S.'s NPI number?
Thomas K. Nguyen, D.D.S.'s National Provider Identifier (NPI) is 1003092024, issued on Jan 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Thomas K. Nguyen, D.D.S. located?
The NPPES record lists a practice address at 1931 E 20TH St, Chico, CA, 95928. Phone: (530) 961-5926. Providers update this record themselves, so call before visiting.
How can I verify Thomas K. Nguyen, D.D.S.'s license?
NPPES lists California license number 111402, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas K. Nguyen, D.D.S. prescribe under Medicare Part D?
In 2024, Thomas K. Nguyen, D.D.S. had 229 Medicare Part D claims for 107 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.