Doctor profile · Federal record
Dr. Diana Nguyen, NP
Acute Care Nurse Practitioner (CMS: Nurse Practitioner) · Westminster, CA
- NPI 1174160410
- Accepts Medicare
- 7 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
200 Hospital Cir
Westminster, CA 926833910
(714) 334-5068 - Mailing address
-
23141 Verdugo Dr Ste 201
Laguna Hills, CA 926531341
Credentials & registration
- NPI registered
- December 2019 — 7 yrs on file
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 363LA2100X — NUCC code
- State license (1)
- California #95013361
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1174160410. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,350
Distinct HCPCS
4
Medicare allowed
$117,646
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 1,087 | 62 | $71 | |
99291 |
Critical care, first 30-74 minutes | 174 | 38 | $189 | |
99497 |
Advance care planning, first 30 minutes | 49 | 41 | $68 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 40 | 39 | $116 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 337. This provider delivers 4.0× the peer median.Frequently asked questions
What is Dr. Diana Nguyen's medical specialty?
Dr. Diana Nguyen practices Acute Care Nurse Practitioner in Westminster, CA.
Where does Dr. Diana Nguyen practice?
Dr. Diana Nguyen practices at 200 Hospital Cir, Westminster, CA 926833910. Office phone: 7143345068.
What is Dr. Diana Nguyen's NPI?
Dr. Diana Nguyen's National Provider Identifier (NPI) is 1174160410, issued by NPPES.
Does Dr. Diana Nguyen accept Medicare assignment?
Yes. Dr. Diana Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Critical care (HCPCS 99291); Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.