Doctor profile · Federal record
Dr. Hung Nguyen, MD
Internal Medicine Physician (CMS: Internal Medicine) · Westminster, CA
- NPI 1619921095
- Accepts Medicare
- 54 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
10362 Bolsa Avenue
Westminster, CA 926836763
(714) 531-2091
fax (714) 531-1403
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- February 10, 2012
- Year of graduation
- 1972 — 54 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A34250
- Medicaid
- CA #00A342500
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1619921095. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
5,801
Distinct HCPCS
10
Medicare allowed
$433,497
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 2,823 | 292 | $67 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 1,328 | 335 | $98 | |
G0008 |
Administration of influenza virus vaccine | 214 | 211 | $33 | |
71045 |
X-ray of chest, 1 view | 141 | 117 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 126 | 124 | $72 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 126 | 125 | $282 | |
G0009 |
Administration of pneumococcal vaccine | 120 | 119 | $33 | |
77080 |
Dxa bone density measurement of hip, pelvis, spine | 102 | 101 | $44 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 96 | 96 | $76 | |
70210 |
X-ray of paranasal sinus, 1-2 views | 93 | 76 | $37 |
In context: peer comparison
Among 13 peers in this city , average services per provider: 331. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$2,249
Transactions
39
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 10 | $887.99 | |
| Amgen Inc. | 10 | $294.80 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 5 | $185.13 | |
| Lilly USA, LLC | 3 | $154.16 | |
| Sumitomo Pharma America, Inc. | 4 | $153.26 | |
| Mylan Specialty L.P. | 2 | $147.23 | |
| Janssen Pharmaceuticals, Inc | 1 | $144.98 | |
| Merck Sharp & Dohme LLC | 1 | $124.99 | |
| Phathom Pharmaceuticals, Inc. | 1 | $123.49 | |
| Bayer Healthcare Pharmaceuticals Inc. | 1 | $18.45 | |
| Regeneron Healthcare Solutions, Inc. | 1 | $14.18 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
8,532
Patients
2,770
Total drug cost
$1,947,167
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metformin Hcl | Generic | 1,038 | 310 | $13,398 |
| Atorvastatin Calcium | Generic | 950 | 297 | $20,776 |
| Losartan Potassium | Generic | 934 | 277 | $19,238 |
| Amlodipine Besylate | Generic | 750 | 249 | $10,685 |
| Alendronate Sodium | Generic | 631 | 217 | $12,050 |
| Jardiance (Empagliflozin) | Brand | 577 | 153 | $808,726 |
| Fluticasone Propionate | Generic | 508 | 229 | $7,848 |
| Farxiga (Dapagliflozin Propanediol) | Brand | 489 | 138 | $693,598 |
| Tamsulosin Hcl | Generic | 463 | 145 | $11,679 |
| Montelukast Sodium | Generic | 426 | 185 | $9,055 |
Frequently asked questions
What is Dr. Hung Nguyen's medical specialty?
Dr. Hung Nguyen practices Internal Medicine Physician in Westminster, CA.
Where does Dr. Hung Nguyen practice?
Dr. Hung Nguyen practices at 10362 Bolsa Avenue, Westminster, CA 926836763. Office phone: 7145312091.
What is Dr. Hung Nguyen's NPI?
Dr. Hung Nguyen's National Provider Identifier (NPI) is 1619921095, issued by NPPES.
Does Dr. Hung Nguyen accept Medicare assignment?
Yes. Dr. Hung Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hung Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services (HCPCS 99490); Established patient office or other outpatient visit (HCPCS 99213); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.