Bay Van Nguyen, MD
NPI 1811975477ActiveIndividual· General Practice· Nassau Bay, TX
General Practice (MD) in Nassau Bay, Texas, trained at University of Texas Medical School at San Antonio (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $12,171 for 479 claims, against $4,466 paid for services in 2024.
Overview
| NPI | 1811975477 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jan 4, 2006 |
| Last updated in NPPES | Feb 26, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | E8762 | TX |
| Pediatrics | 208000000X | E8762 | TX |
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 - General Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 63 across 2 procedure codes |
| Paid by Medicare | $4,466 |
Part D prescriptions in 2024
| Prescriptions (claims) | 479 · 1,231 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $12,171 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | General Practice |
Hospital affiliation
- Houston Methodist Clear Lake HospitalNassau Bay, TX
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records