Heather Hill Day, OD
NPI 1134100779ActiveIndividual· Optometrist· Hickory, NC
Optometrist (OD) with Graystone Ophthalmology Associates, P.A., practicing in Hickory, North Carolina. Their prescriptions cost Medicare Part D more than their services did: $155,028 for 457 claims, against $34,382 paid for services in 2024. Sun Pharmaceutical Industries Inc. was the largest of 11 companies reporting payments in 2025, $885.99 in all, mostly food and beverage.
Overview
| NPI | 1134100779 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Nov 10, 2005 |
| Last updated in NPPES | Aug 20, 2025 |
| Certified by provider | Aug 20, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | NC1996 | NC |
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 (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 392 |
|---|---|
| Services billed | 590 across 16 procedure codes |
| Paid by Medicare | $34,382 |
Part D prescriptions in 2024
| Prescriptions (claims) | 457 · 644 30-day fills |
|---|---|
| Patients | 223 |
| Total drug cost | $155,028 |
| Generic share | 51% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Optometry |
Medical group
- Graystone Ophthalmology Associates, P.A.Hickory, NC · 19 clinicians
Industry payments (Open Payments)
- 2025$885.99 · 33 payments from 11 companies
- 2024$483.99 · 11 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sun Pharmaceutical Industries Inc. | $260.06 | 11 |
| Bausch & Lomb Americas Inc. | $197.07 | 9 |
| Coopervision Inc. | $112.62 | 1 |
| Dompe US, Inc. | $92.00 | 2 |
| Harrow Eye, LLC | $61.06 | 2 |
What the 2025 payments were for
- Food and Beverage$885.99 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 optometrists in Hickory · All optometrists in North Carolina