Ngoc-Chi Thi Nguyen, D.D.S.
General Practice Dentistry · Arcadia, CA
Ngoc-Chi Thi Nguyen, D.D.S. is a general practice dentistry with a practice address in Arcadia, California, and NPI 1609965821, issued on Oct 12, 2006. Check the license (California 47540, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ngoc-Chi Thi Nguyen
- Credential
- D.D.S.
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 47540 CA
Self-reported in NPPES; status is on the state search - Practice location
- 111 E Live Oak Ave, Arcadia, CA 91006
- Phone
- (626) 445-1181
- Enumerated
- Oct 12, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (626) 821-9409
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 17,852 in California → Look up another NPI →
Also registered at 111 E Live Oak Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Koo, DDSDentist1720175300
- Monica MaldonadoDental Assistant1922586411
- Julio Moreno, DDSGeneral Practice Dentistry1881912459
- Vu Ngo, DDSGeneral Practice Dentistry1710054465
Verify Ngoc-Chi 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 47540Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% fewer Medicare Part D claims than the average general practice dentistry in 2024
64 Medicare Part D claims for 40 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin34 claims
- Ibuprofen16 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.
Ngoc-Chi Thi Nguyen among 17,852 general practice dentistry records in California
Ngoc-Chi Thi Nguyen, D.D.S. is one of 17,852 general practice dentistry records with a practice address in California. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 71% newer
- In a Medicare fileYes · 57% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
82 general practice dentistry records list a practice address in Arcadia
They are 82 of the 2,033 NPPES records with a practice address in Arcadia, and 17,852 general practice dentistry records in California.
All 17,852 in California → Every provider in Arcadia → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Philip Au, D.D.S.Arcadia, CA 910061568550952
- Maria Luisa Co, DDSArcadia, CA 910061386712743
- Dennis De Mesa, DDSArcadia, CA 910061265527022
- Susan LeeArcadia, CA 910061417094111
- Stephen Lojeski, D.D.S.Arcadia, CA 910061760403695
- Alfonso Loomis, D.M.D.Arcadia, CA 910061356364426
- Suzan Masri, DDSArcadia, CA 910061487718417
- Thomas Moe, DDSArcadia, CA 910061548309677
Common questions
What is Ngoc-Chi Thi Nguyen, D.D.S.'s NPI number?
Ngoc-Chi Thi Nguyen, D.D.S.'s National Provider Identifier (NPI) is 1609965821, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ngoc-Chi Thi Nguyen, D.D.S. located?
The NPPES record lists a practice address at 111 E Live Oak Ave, Arcadia, CA, 91006. Phone: (626) 445-1181. Providers update this record themselves, so call before visiting.
How can I verify Ngoc-Chi Thi Nguyen, D.D.S.'s license?
NPPES lists California license number 47540, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ngoc-Chi Thi Nguyen, D.D.S. prescribe under Medicare Part D?
In 2024, Ngoc-Chi Thi Nguyen, D.D.S. had 64 Medicare Part D claims for 40 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.