Doctor profile · Federal record
Dr. Thuy Nguyen, MD
Emergency Medicine Physician (CMS: Family Practice) · Rancho Cucamonga, CA
- NPI 1336162858
- Accepts Medicare
- 26 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
9695 Baseline RD
Rancho Cucamonga, CA 917301314
(909) 941-0920
fax (909) 941-0940 - Mailing address
-
5879 Jackson Pl
Rancho Cucamonga, CA 917392435
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 9, 2021
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A80322
- Medicaid
- CA #00A803220
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336162858. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
642
Distinct HCPCS
10
Medicare allowed
$65,618
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 157 | 93 | $132 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 90 | 90 | $172 | |
81003 |
Automated urinalysis test | 73 | 55 | $2 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 70 | 59 | $185 | |
U0002 |
2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc | 64 | 51 | $50 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 53 | 53 | $227 | |
96372 |
Injection of drug or substance under skin or into muscle | 44 | 34 | $15 | |
J7620 |
Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme | 20 | 18 | $0 | |
94640 |
Inhalation treatment for airway obstruction or sputum production | 18 | 17 | $10 | |
J1100 |
Injection, dexamethasone sodium phosphate, 1 mg | 16 | 16 | $0 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 54. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$143
Transactions
6
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| EMD Serono, Inc. | 3 | $63.36 | |
| PFIZER INC. | 2 | $48.83 | |
| AIMMUNE THERAPEUTICS, INC. | 1 | $30.36 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
668
Patients
125
Total drug cost
$304,270
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 124 | 27 | $1,000 |
| Lisinopril | Generic | 95 | 15 | $516 |
| Alendronate Sodium | Generic | 77 | 20 | $903 |
| Amlodipine Besylate | Generic | 68 | 18 | $396 |
| Symtuza (Darunavir/Cob/Emtri/Tenof Alaf) | Brand | 42 | 0 | $199,618 |
| Azithromycin | Generic | 33 | 30 | $115 |
| Levothyroxine Sodium | Generic | 31 | 0 | $477 |
| Fluticasone Propionate | Generic | 29 | 15 | $321 |
| Vitamin D2 (Ergocalciferol (Vitamin D2)) | Brand | 29 | 0 | $190 |
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 26 | 0 | $99,643 |
Frequently asked questions
What is Dr. Thuy Nguyen's medical specialty?
Dr. Thuy Nguyen practices Emergency Medicine Physician in Rancho Cucamonga, CA.
Where does Dr. Thuy Nguyen practice?
Dr. Thuy Nguyen practices at 9695 Baseline RD, Rancho Cucamonga, CA 917301314. Office phone: 9099410920.
What is Dr. Thuy Nguyen's NPI?
Dr. Thuy Nguyen's National Provider Identifier (NPI) is 1336162858, issued by NPPES.
Does Dr. Thuy Nguyen accept Medicare assignment?
Yes. Dr. Thuy Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thuy Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.