Catherine Nguyen, DDS
General Practice Dentistry · Huntington Beach, CA
Catherine Nguyen, DDS is a general practice dentistry with a practice address in Huntington Beach, California, and NPI 1497922827, issued on May 14, 2008. Check the license (California 42863, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine Nguyen
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 42863 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9931 Yorktown Ave, Huntington Beach, CA 92646
- Phone
- (714) 963-9800
- Enumerated
- May 14, 2008
- Record last updated
- May 14, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 9931 Yorktown Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle Hoang, DDSGeneral Practice Dentistry1831240084
Verify Catherine 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 42863Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% fewer Medicare Part D claims than the average general practice dentistry in 2024
56 Medicare Part D claims for 34 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin28 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: $27.87
1 payment: food and beverage; the largest payer was Janssen Scientific Affairs, LLC. The 41,669 providers of this specialty with any payment received $597.01 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.
107 general practice dentistry records list a practice address in Huntington Beach
They are 107 of the 4,031 NPPES records with a practice address in Huntington Beach, and 17,852 general practice dentistry records in California.
All 107 in Huntington Beach → All 17,852 in California → Every provider in Huntington Beach →
Other general practice dentistry records in California
- Ronald Aanerud, DDSSan Diego, CA1871752931
- Steven Aaronson, D.D.S.Santa Monica, CA1265455851
- Shahrzad Aarup, DDSPomona, CA1265784367
- Al Abad, DDSSan Jose, CA1104992148
- Erwin Abad, D.D.S.Canoga Park, CA1861590093
- Francine Abad, DDSSan Francisco, CA1942700810
- Maria Abad, D.D.S.Norwalk, CA1215006754
- Mark Ryan Abad, DDSDaly City, CA1770357394
- Sanaz Abadi, D.D.S.Los Angeles, CA1699934026
- Ernesto Abadilla, DDSPalm Desert, CA1508063801
Common questions
What is Catherine Nguyen, DDS's NPI number?
Catherine Nguyen, DDS's National Provider Identifier (NPI) is 1497922827, issued on May 14, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Nguyen, DDS located?
The NPPES record lists a practice address at 9931 Yorktown Ave, Huntington Beach, CA, 92646. Phone: (714) 963-9800. Providers update this record themselves, so call before visiting.
How can I verify Catherine Nguyen, DDS's license?
NPPES lists California license number 42863, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine Nguyen, DDS prescribe under Medicare Part D?
In 2024, Catherine Nguyen, DDS had 56 Medicare Part D claims for 34 beneficiaries; the average among general practice dentistry prescribers was 83. 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.