Ngoc Lien Thi Nguyen, DDS
Dentist · Westminster, CA
Ngoc Lien Thi Nguyen, DDS is a dentist with a practice address in Westminster, California, and NPI 1407046717, issued on Aug 1, 2007. Check the license (California 40175, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ngoc Lien Thi Nguyen
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 40175 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9435 Edinger Ave, Westminster, CA 92683
- Phone
- (714) 775-1818
- Enumerated
- Aug 1, 2007
- Record last updated
- Aug 1, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (714) 775-8887
- Entity
- Type 1 · individual
Verify Ngoc Lien Thi 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 40175Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% more Medicare Part D claims than the average dentist in 2024
102 Medicare Part D claims for 66 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin50 claims
- Chlorhexidine Gluconate32 claims
- Azithromycin15 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.
70 dentist records list a practice address in Westminster
They are 70 of the 1,306 NPPES records with a practice address in Westminster, and 14,729 dentist records in California.
All 70 in Westminster → All 14,729 in California → Every provider in Westminster →
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Common questions
What is Ngoc Lien Thi Nguyen, DDS's NPI number?
Ngoc Lien Thi Nguyen, DDS's National Provider Identifier (NPI) is 1407046717, issued on Aug 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ngoc Lien Thi Nguyen, DDS located?
The NPPES record lists a practice address at 9435 Edinger Ave, Westminster, CA, 92683. Phone: (714) 775-1818. Providers update this record themselves, so call before visiting.
How can I verify Ngoc Lien Thi Nguyen, DDS's license?
NPPES lists California license number 40175, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ngoc Lien Thi Nguyen, DDS prescribe under Medicare Part D?
In 2024, Ngoc Lien Thi Nguyen, DDS had 102 Medicare Part D claims for 66 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.