Thinh Van Nguyen, M.D.
NPI 1073759163ActiveIndividual· Internal Medicine· San Jose, CA
Internal Medicine (M.D.) in San Jose, California, trained at University of Texas Medical School at Houston (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $405,524 for 3,150 claims, against $37,300 paid for services in 2024. Novo Nordisk Inc was the largest of 12 companies reporting payments in 2025, $1,278 in all, mostly food and beverage.
Overview
| NPI | 1073759163 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 19, 2008 |
| Last updated in NPPES | Dec 19, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | C41885 | 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 | 647 across 27 procedure codes |
| Paid by Medicare | $37,300 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,150 · 7,519 30-day fills |
|---|---|
| Patients | 193 |
| Total drug cost | $405,524 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Internal Medicine |
Medical group
- One Health Medical FoundationSan Jose, CA · 12 clinicians
Industry payments (Open Payments)
- 2025$1,278 · 29 payments from 12 companies
- 2024$1,268 · 34 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $301.59 | 6 |
| Gilead Sciences, Inc. | $175.16 | 2 |
| Viatris Specialty LLC | $152.27 | 2 |
| Astrazeneca Pharmaceuticals LP | $142.92 | 3 |
| Ani Pharmaceuticals, Inc. | $121.08 | 1 |
What the 2025 payments were for
- Food and Beverage$1,278 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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