Khai Trinh, FNP-C
NPI 1194400929ActiveIndividual· Nurse Practitioner, Family· Long Beach, CA
Nurse Practitioner, Family (FNP-C) in Long Beach, California, trained at University of Southern California Keck School of Medicine (class of 2022). Their prescriptions cost Medicare Part D more than their services did: $1,249,094 for 8,408 claims, against $139,929 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 25 companies reporting payments in 2025, $2,271 in all, mostly food and beverage.
Overview
| NPI | 1194400929 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Jun 20, 2023 |
| Last updated in NPPES | Jun 20, 2023 |
| Certified by provider | Jun 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | NP95025083 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,091 |
|---|---|
| Services billed | 3,759 across 47 procedure codes |
| Paid by Medicare | $139,929 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,408 · 16,200 30-day fills |
|---|---|
| Patients | 1,524 |
| Total drug cost | $1,249,094 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 2022 |
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Kelvin Mai DO IncSanta Ana, CA · 3 clinicians
Industry payments (Open Payments)
- 2025$2,271 · 119 payments from 25 companies
- 2024$1,740 · 94 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $420.11 | 26 |
| Corcept Therapeutics | $230.61 | 10 |
| Lilly USA, LLC | $215.61 | 11 |
| Abbvie Inc. | $199.54 | 18 |
| Phathom Pharmaceuticals, Inc. | $143.42 | 1 |
What the 2025 payments were for
- Food and Beverage$2,271 · 119 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 312 family nurse practitioners in Long Beach · All family nurse practitioners in California