Doctor profile · Federal record
Dr. John Trieu
Nurse Practitioner · Orange, CA
- NPI 1528478112
- Accepts Medicare
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 5 locations .
- Primary practice
-
265 S Anita Dr Ste 102-104
Orange, CA 928683355
(714) 410-3500 - Additional location
-
11905 S Central Ave Ste 303
Los Angeles, CA 900592897
(323) 312-0145 - Additional location
-
12021 Wilmington Ave Bldg 10
Los Angeles, CA 900593019
(562) 295-4617 - Additional location
-
3737 Martin Luther King JR Blvd Ste 515
Lynwood, CA 902623517
(323) 200-2550 - Additional location
-
4411 E Kings Canyon RD
Fresno, CA 937023604
(559) 512-8708 - Mailing address
-
3737 Martin Luther King JR Blvd Ste 515
Lynwood, CA 902623517
Show 2 more locations
Credentials & registration
- NPI registered
- May 2014 — 12 yrs on file
- Profile last updated
- July 24, 2025
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- California #95000352
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1528478112. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
89
Distinct HCPCS
2
Medicare allowed
$6,677
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99442 |
Telephone medical discussion with physician, 11-20 minutes | 64 | 17 | $72 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 25 | 14 | $83 |
In context: peer comparison
Among 24 peers in Orange Nurse Practitioner, average services per provider: 87. This provider delivers 1.0× the peer median.Open Payments
Industry payments received
All-time total
$2,113
Transactions
95
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alkermes, INC. | 24 | $545.68 | |
| Teva Pharmaceuticals USA, INC. | 22 | $481.51 | |
| Otsuka America Pharmaceutical, INC. | 14 | $289.69 | |
| Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) | 14 | $279.47 | |
| Indivior INC. | 6 | $190.83 | |
| Janssen Pharmaceuticals, INC | 9 | $172.21 | |
| Neurocrine Biosciences, INC. | 3 | $78.05 | |
| Lundbeck LLC | 2 | $49.70 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $25.61 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
143
Patients
0
Total drug cost
$48,346
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Mirtazapine | Generic | 29 | 0 | $933 |
| Trazodone Hcl | Generic | 23 | 0 | $568 |
| Olanzapine | Generic | 22 | 0 | $3,595 |
| Quetiapine Fumarate | Generic | 17 | 0 | $311 |
| Sertraline Hcl | Generic | 16 | 0 | $178 |
| Abilify Maintena (Aripiprazole) | Brand | 14 | 0 | $41,118 |
| Asenapine Maleate | Generic | 11 | 0 | $1,191 |
| Escitalopram Oxalate | Generic | 11 | 0 | $453 |
Frequently asked questions
What is Dr. John Trieu's medical specialty?
Dr. John Trieu practices Nurse Practitioner in Orange, CA.
Where does Dr. John Trieu practice?
Dr. John Trieu practices at 265 S Anita Dr Ste 102-104, Orange, CA 928683355. Office phone: 7144103500.
What is Dr. John Trieu's NPI?
Dr. John Trieu's National Provider Identifier (NPI) is 1528478112, issued by NPPES.
Does Dr. John Trieu accept Medicare assignment?
Yes. Dr. John Trieu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Trieu commonly perform?
Top Medicare-reported procedures in 2023: Telephone medical discussion with physician (HCPCS 99442); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.