Huu Nguyen, M.D.
NPI 1396922068ActiveIndividual· Internal Medicine· Santa Ana, CA
Internal Medicine (M.D.) with Family Choice ACO Inc, practicing in Santa Ana, California. Their prescriptions cost Medicare Part D more than their services did: $724,873 for 6,278 claims, against $21,149 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 3 companies reporting payments in 2025, $495.79 in all, mostly food and beverage.
Overview
| NPI | 1396922068 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 24, 2008 |
| Last updated in NPPES | Jan 31, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A32220 | CA |
| Family Medicine | 207Q00000X | A32220 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 56 |
|---|---|
| Services billed | 330 across 36 procedure codes |
| Paid by Medicare | $21,149 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,278 · 8,869 30-day fills |
|---|---|
| Patients | 185 |
| Total drug cost | $724,873 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1970 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Family Practice |
Medical group
- Family Choice ACO IncWestminster, CA · 55 clinicians
Industry payments (Open Payments)
- 2025$495.79 · 4 payments from 3 companies
- 2024$606.17 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $254.49 | 2 |
| Amgen Inc. | $147.32 | 1 |
| Redhill Biopharma Inc. | $93.98 | 1 |
What the 2025 payments were for
- Food and Beverage$495.79 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 72 internal medicine physicians in Santa Ana · All internal medicine physicians in California