Ky Ngoc Nguyen, MD
Family Medicine Physician · Westminster, CA
Ky Ngoc Nguyen, MD is a family medicine physician with a practice address in Westminster, California, and NPI 1972782829, issued on Oct 29, 2007. Check the license (California A32504, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ky Ngoc Nguyen
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A32504 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9141 Bolsa Ave, Westminster, CA 92683
- Phone
- (714) 898-1526
- Enumerated
- Oct 29, 2007
- Record last updated
- Dec 20, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (714) 373-5244
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Verify Ky Ngoc Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A32504Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average family medicine physician in 2024
1,214 Medicare Part D claims for 122 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate132 claims
- Atorvastatin Calcium85 claims
- Losartan Potassium79 claims
- Alendronate Sodium75 claims
- Jardiance70 claims
- Rosuvastatin Calcium58 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: $2,655.62
22 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Ky Ngoc Nguyen among 17,133 family medicine physician records in California
Ky Ngoc Nguyen, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 47% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2007 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 family medicine physician records list a practice address in Westminster
They are 37 of the 1,306 NPPES records with a practice address in Westminster, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Westminster → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Thuy Bui, MDWestminster, CA 926831619990587
- Chung Bui, M.D.Westminster, CA 926831427143072
- Dinh Dinh, DOWestminster, CA 926831972600856
- Jason Hart, M.D.Westminster, CA 926831780614602
- Jamie Lewis, M.D.Westminster, CA 926831073584173
- Diane Nguyen, MDWestminster, CA 926831225065428
- Gary Ohashi, M.D.Westminster, CA 926831417928516
- Trung Pham, M.D.Westminster, CA 926831851355101
Common questions
What is Ky Ngoc Nguyen, MD's NPI number?
Ky Ngoc Nguyen, MD's National Provider Identifier (NPI) is 1972782829, issued on Oct 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Ky Ngoc Nguyen, MD located?
The NPPES record lists a practice address at 9141 Bolsa Ave, Westminster, CA, 92683. Phone: (714) 898-1526. Providers update this record themselves, so call before visiting.
How can I verify Ky Ngoc Nguyen, MD's license?
NPPES lists California license number A32504, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ky Ngoc Nguyen, MD prescribe under Medicare Part D?
In 2024, Ky Ngoc Nguyen, MD had 1,214 Medicare Part D claims for 122 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.