Sang Won An, O.D.
NPI 1477649895ActiveIndividual· Optometrist· Carrollton, TX
Optometrist (O.D.) in Carrollton, Texas, trained at University of Houston - College of Optometry (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $247,633 for 656 claims, against $19,808 paid for services in 2024. Alcon Vision LLC was the largest of 5 companies reporting payments in 2025, $129.14 in all, mostly food and beverage.
Overview
| NPI | 1477649895 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Oct 4, 2006 |
| Last updated in NPPES | Mar 10, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 7039 | 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 - Optometry (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 137 |
|---|---|
| Services billed | 418 across 13 procedure codes |
| Paid by Medicare | $19,808 |
Part D prescriptions in 2024
| Prescriptions (claims) | 656 · 869 30-day fills |
|---|---|
| Patients | 242 |
| Total drug cost | $247,633 |
| Generic share | 30% of claims |
Education and affiliations
| Medical school | University of Houston - College of Optometry |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$129.14 · 7 payments from 5 companies
- 2024$51.10 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $39.72 | 2 |
| Sun Pharmaceutical Industries Inc. | $34.43 | 2 |
| Johnson & Johnson Vision Care, Inc. | $23.43 | 1 |
| Coopervision Inc. | $17.71 | 1 |
| Tarsus Pharmaceuticals, Inc. | $13.85 | 1 |
What the 2025 payments were for
- Food and Beverage$129.14 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 57 optometrists in Carrollton · All optometrists in Texas