Vinh Xuan Nguyen, MD
Internal Medicine (MD) in El Monte, California, licensed in CA, with an NPI issued in December 2006. Part D covered 4,790 prescriptions written in 2024, 93% of them generic. Gilead Sciences, Inc. reported $26.81 in payments in 2025, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1972668291 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Dec 27, 2006 |
| Last updated in NPPES | Oct 25, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A56458 | CA |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in California, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Vinh Ngoc Nguyen · Assisted Living Faci | 1128a2 | Mar 20, 2018 | El Dorado Hills, CA |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 4,790 · 10,984 30-day fills |
|---|---|
| Patients | 184 |
| Total drug cost | $211,354 |
| Generic share | 93% of claims |
Industry payments (Open Payments)
- 2025$26.81 · 1 payment from 1 company
- 2024$56.56 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $26.81 | 1 |
What the 2025 payments were for
- Food and Beverage$26.81 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 31 internal medicine physicians in El Monte · All internal medicine physicians in California