Tran Hoang Nguyen, D.O.
NPI 1972915668ActiveIndividual· Ophthalmology· Round Rock, TX
Ophthalmology (D.O.) with Mann Eye Center, PA, practicing in Round Rock, Texas. Their prescriptions cost Medicare Part D more than their services did: $437,011 for 1,741 claims, against $85,714 paid for services in 2024. Abbvie Inc. was the largest of 9 companies reporting payments in 2025, $848.47 in all, mostly food and beverage.
Overview
| NPI | 1972915668 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | May 29, 2014 |
| Last updated in NPPES | Nov 17, 2023 |
| Certified by provider | Nov 17, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 69142-21 | WI |
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 - Ophthalmology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 394 |
|---|---|
| Services billed | 1,188 across 36 procedure codes |
| Paid by Medicare | $85,714 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,741 · 3,704 30-day fills |
|---|---|
| Patients | 422 |
| Total drug cost | $437,011 |
| Generic share | 58% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical group
- Mann Eye Center, PAAustin, TX · 48 clinicians
Industry payments (Open Payments)
- 2025$848.47 · 24 payments from 9 companies
- 2024$1,778 · 28 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $255.57 | 6 |
| Sight Sciences, Inc. | $171.91 | 3 |
| Alcon Vision LLC | $157.56 | 3 |
| Sun Pharmaceutical Industries Inc. | $76.58 | 3 |
| Amgen Inc. | $55.70 | 3 |
What the 2025 payments were for
- Food and Beverage$848.47 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other ophthalmologists in Round Rock
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All 21 ophthalmologists in Round Rock · All ophthalmologists in Texas