Dai Nguyen, MD
NPI 1396165502ActiveIndividual· Emergency Medicine· San Antonio, TX
Emergency Medicine (MD) in San Antonio, Texas, trained at University of Oklahoma College of Medicine (class of 2014). 272 Medicare patients in 2024, $31,949 paid; nearly all of their 385 Part D prescriptions were generic (95%).
Overview
| NPI | 1396165502 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 27, 2014 |
| Last updated in NPPES | Aug 19, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | Q8582 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | BP10050095 | 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 - Emergency Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 272 |
|---|---|
| Services billed | 386 across 20 procedure codes |
| Paid by Medicare | $31,949 |
Part D prescriptions in 2024
| Prescriptions (claims) | 385 · 385 30-day fills |
|---|---|
| Patients | 225 |
| Total drug cost | $5,332 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Texas Medicine Resources, LLPWillow Park, TX · 261 clinicians
- Texas Physician Resources, LLPDallas, TX · 95 clinicians
Hospital affiliations
- Methodist Southlake Medical CenterSouthlake, TX
- Texas Health Presbyterian Hospital DentonDenton, TX
- Usmd Hospital at Arlington L PArlington, TX
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 448 emergency medicine physicians in San Antonio · All emergency medicine physicians in Texas