Truongson Xuan Nguyen, M.D.
NPI 1922232206ActiveIndividual· Hospitalist· Orange, CA
Hospitalist (M.D.) in Orange, California, trained at New York Medical College (class of 2006). In 2024 Medicare paid $60,157 for 218 patients, and Part D covered 440 of their prescriptions, 88% of them generic. Pfizer Inc. reported $32.86 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1922232206 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 14, 2009 |
| Last updated in NPPES | Oct 26, 2020 |
| Certified by provider | Oct 26, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | A101982 | 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 | 218 |
|---|---|
| Services billed | 672 across 10 procedure codes |
| Paid by Medicare | $60,157 |
Part D prescriptions in 2024
| Prescriptions (claims) | 440 · 505 30-day fills |
|---|---|
| Patients | 198 |
| Total drug cost | $25,312 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hospitalist |
Medical group
- Providence Medical FoundationVictorville, CA · 1,466 clinicians
Hospital affiliation
- Providence St. Joseph HospitalOrange, CA
Industry payments (Open Payments)
- 2025$32.86 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $32.86 | 1 |
What the 2025 payments were for
- Food and Beverage$32.86 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 82 hospitalists in Orange · All hospitalists in California