Nathan Hieu Nguyen, NP
NPI 1801674957ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Torrance, CA
Nurse Practitioner, Psych/Mental Health (NP) with Addis Medical Group A Medical Corporation and 3 other groups, practicing in Torrance, California. 160 Medicare patients in 2024, $45,058 paid; nearly all of their 72 Part D prescriptions were generic (97%).
Overview
| NPI | 1801674957 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Sep 19, 2023 |
| Last updated in NPPES | Nov 16, 2023 |
| Certified by provider | Nov 16, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | NP95025890 | 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 | 160 |
|---|---|
| Services billed | 815 across 2 procedure codes |
| Paid by Medicare | $45,058 |
Part D prescriptions in 2024
| Prescriptions (claims) | 72 · 72 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $5,150 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Addis Medical Group A Medical CorporationLong Beach, CA · 16 clinicians
- Manolito B. Fidel, M.D., IncTorrance, CA · 5 clinicians
- Matthew Wong MD, IncTorrance, CA · 3 clinicians
- Kevin Stephanoff MD IncTorrance, CA · 3 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 57 psychiatric nurse practitioners in Torrance · All psychiatric nurse practitioners in California