Doctor profile · Federal record
Dr. Tina Nguyen, MD
Emergency Medicine Physician · Fontana, CA
- NPI 1174789630
- 18 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9961 Sierra Ave
Fontana, CA 923356720
(800) 464-4000
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- December 2, 2021
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A109145
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174789630. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
30
Distinct HCPCS
1
Medicare allowed
$3,678
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 30 | 30 | $123 |
In context: peer comparison
Among 12 peers in Fontana Emergency Medicine Physician, average services per provider: 23. This provider delivers 1.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
194
Patients
182
Total drug cost
$3,084
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefpodoxime Proxetil | Generic | 38 | 38 | $1,447 |
| Cephalexin | Generic | 29 | 29 | $317 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 26 | 26 | $178 |
| Ondansetron Odt (Ondansetron) | Brand | 23 | 23 | $141 |
| Doxycycline Monohydrate | Generic | 17 | 17 | $166 |
| Metronidazole | Generic | 13 | 13 | $102 |
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 13 | 13 | $209 |
| Donepezil Hcl | Generic | 12 | 0 | $269 |
| Prednisone | Generic | 12 | 12 | $78 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 11 | 11 | $176 |
Frequently asked questions
What is Dr. Tina Nguyen's medical specialty?
Dr. Tina Nguyen practices Emergency Medicine Physician in Fontana, CA.
Where does Dr. Tina Nguyen practice?
Dr. Tina Nguyen practices at 9961 Sierra Ave, Fontana, CA 923356720. Office phone: 8004644000.
What is Dr. Tina Nguyen's NPI?
Dr. Tina Nguyen's National Provider Identifier (NPI) is 1174789630, issued by NPPES.
What procedures does Dr. Tina Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.