Vissett Scott Sun, O.D.
NPI 1013061845ActiveIndividual· Optometrist, Corneal and Contact Management· Houston, TX
Optometrist, Corneal and Contact Management (O.D.) in Houston, Texas, trained at University of Houston - College of Optometry (class of 1995). In 2024 Medicare paid $38,846 for 322 patients, and Part D covered 448 of their prescriptions, 76% of them generic. Alcon Vision LLC was the largest of 9 companies reporting payments in 2025, $1,336 in all, mostly food and beverage.
Overview
| NPI | 1013061845 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jan 22, 2007 |
| Last updated in NPPES | Aug 30, 2022 |
| Certified by provider | Aug 30, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist, Corneal and Contact Management Primary | 152WC0802X | 5163TG | TX |
| Optometrist, Low Vision Rehabilitation | 152WL0500X | 5163TG | TX |
| Optometrist, Pediatrics | 152WP0200X | 5163TG | TX |
| Optometrist, Sports Vision | 152WS0006X | 5163TG | TX |
| Optometrist, Vision Therapy | 152WV0400X | 5163TG | TX |
| Optometrist, Occupational Vision | 152WX0102X | 5163TG | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Optometry (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 322 |
|---|---|
| Services billed | 681 across 17 procedure codes |
| Paid by Medicare | $38,846 |
Part D prescriptions in 2024
| Prescriptions (claims) | 448 · 745 30-day fills |
|---|---|
| Patients | 174 |
| Total drug cost | $49,364 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | University of Houston - College of Optometry |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Optometry |
Medical group
- Hopping Eye Associates LLPHouston, TX · 6 clinicians
Industry payments (Open Payments)
- 2025$1,336 · 21 payments from 9 companies
- 2024$3,094 · 21 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $359.64 | 10 |
| Coopervision Inc. | $300.51 | 3 |
| Optos, Inc. | $136.12 | 2 |
| Astellas Pharma US Inc | $121.86 | 1 |
| Alexion Pharmaceuticals, Inc. | $121.86 | 1 |
What the 2025 payments were for
- Food and Beverage$1,200 · 19 payments
- Entertainment$136.12 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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