Gregory William Marshall, O.D.
NPI 1144377201ActiveIndividual· Optometrist· Lexington, KY
Optometrist (O.D.) in Lexington, Kentucky, trained at Southern College of Optometry (class of 1997). Mostly services rather than prescriptions: Medicare paid $7,747 for 89 patients in 2024, with only 21 Part D claims. Coopervision Inc. was the largest of 2 companies reporting payments in 2025, $136.44 in all, mostly food and beverage.
Overview
| NPI | 1144377201 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jan 4, 2007 |
| Last updated in NPPES | Dec 19, 2019 |
| Certified by provider | Dec 19, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 1381DT | KY |
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 (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 89 |
|---|---|
| Services billed | 104 across 4 procedure codes |
| Paid by Medicare | $7,747 |
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 24 30-day fills |
|---|---|
| Total drug cost | $947.58 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Southern College of Optometry |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2025$136.44 · 4 payments from 2 companies
- 2024$179.01 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Coopervision Inc. | $78.44 | 2 |
| Johnson & Johnson Vision Care, Inc. | $58.00 | 2 |
What the 2025 payments were for
- Food and Beverage$136.44 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 133 optometrists in Lexington · All optometrists in Kentucky