Doctor profile · Federal record
Dr. Hoang Anh Nguyen, M.D.
Hospitalist Physician (CMS: Nephrology) · Internal Medicine Physician · Orange, CA
- NPI 1407147440
- Accepts Medicare
- 15 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
101 the City Dr S
Orange, CA 928683201
(714) 880-7812 - Additional location
-
Uci Division of Nephrology and Hypertension, 333 City Blvd. W, Suite 400
Orange, CA 928683217
(714) 456-5142
fax (714) 456-6034 - Mailing address
-
200 S Manchester Ave Ste 300
Orange, CA 928683219
Credentials & registration
- NPI registered
- April 2011 — 15 yrs on file
- Profile last updated
- September 18, 2023
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- California #A123992
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1407147440. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
587
Distinct HCPCS
8
Medicare allowed
$71,814
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 198 | 71 | $127 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 137 | 66 | $85 | |
99239 |
Hospital discharge day management, more than 30 minutes | 60 | 59 | $123 | |
99238 |
Hospital discharge day management, 30 minutes or less | 55 | 55 | $86 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 54 | 54 | $182 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 43 | 43 | $139 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 22 | 22 | $194 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 18 | 18 | $154 |
In context: peer comparison
Among 28 peers in Orange Hospitalist Physician, average services per provider: 119. This provider delivers 4.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
11
Patients
11
Total drug cost
$72
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Furosemide | Generic | 11 | 11 | $72 |
Frequently asked questions
What is Dr. Hoang Anh Nguyen's medical specialty?
Dr. Hoang Anh Nguyen practices Hospitalist Physician in Orange, CA.
Where does Dr. Hoang Anh Nguyen practice?
Dr. Hoang Anh Nguyen practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7148807812.
What is Dr. Hoang Anh Nguyen's NPI?
Dr. Hoang Anh Nguyen's National Provider Identifier (NPI) is 1407147440, issued by NPPES.
Does Dr. Hoang Anh Nguyen accept Medicare assignment?
Yes. Dr. Hoang Anh Nguyen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hoang Anh Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.