Derek Evan Hamilton, O.D.
NPI 1578582037ActiveIndividual· Optometrist· Austin, TX
Optometrist (O.D.) with Derek Hamilton, Od, P.A., practicing in Austin, Texas. Their prescriptions cost Medicare Part D more than their services did: $25,594 for 55 claims, against $4,644 paid for services in 2024. Coopervision Inc. was the largest of 4 companies reporting payments in 2025, $582.67 in all, mostly food and beverage.
Overview
| NPI | 1578582037 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jul 18, 2006 |
| Last updated in NPPES | Nov 1, 2022 |
| Certified by provider | Nov 1, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 6931T | 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 | 65 |
|---|---|
| Services billed | 90 across 9 procedure codes |
| Paid by Medicare | $4,644 |
Part D prescriptions in 2024
| Prescriptions (claims) | 55 · 108 30-day fills |
|---|---|
| Patients | 30 |
| Total drug cost | $25,594 |
| Generic share | 27% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Optometry |
Medical group
- Derek Hamilton, Od, P.A.Austin, TX · 2 clinicians
Industry payments (Open Payments)
- 2025$582.67 · 10 payments from 4 companies
- 2024$439.37 · 8 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Coopervision Inc. | $291.34 | 5 |
| Bausch & Lomb Americas Inc. | $146.94 | 3 |
| Abbvie Inc. | $121.24 | 1 |
| Tarsus Pharmaceuticals, Inc. | $23.15 | 1 |
What the 2025 payments were for
- Food and Beverage$582.67 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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