David G. O'Day, MD
NPI 1477514602ActiveIndividual· Ophthalmology· Mount Pleasant, SC
Ophthalmology (MD) in Mount Pleasant, South Carolina, trained at Georgetown University School of Medicine (class of 1985). In 2024 Medicare paid $107,832 for 503 patients, and Part D covered 1,328 of their prescriptions, 51% of them generic. Biotissue Holdings Inc. was the largest of 4 companies reporting payments in 2025, $190.41 in all, mostly food and beverage.
Overview
| NPI | 1477514602 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 29, 2006 |
| Last updated in NPPES | Jul 7, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 18999 | SC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (GA); Practitioner - Ophthalmology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 503 |
|---|---|
| Services billed | 1,394 across 44 procedure codes |
| Paid by Medicare | $107,832 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,328 · 2,184 30-day fills |
|---|---|
| Patients | 276 |
| Total drug cost | $149,112 |
| Generic share | 51% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Ophthalmology |
Medical groups
- Charleston Cornea and Refractive Surgery, PAMt Pleasant, SC · 3 clinicians
- Atlanta Vision Cataract and Laser Center PCHapeville, GA · 2 clinicians
Hospital affiliation
- Novant Health East Cooper Medical CenterMount Pleasant, SC
Industry payments (Open Payments)
- 2025$190.41 · 5 payments from 4 companies
- 2024$118.99 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biotissue Holdings Inc. | $89.92 | 1 |
| Abbvie Inc. | $59.84 | 2 |
| Alcon Vision LLC | $25.61 | 1 |
| Bausch & Lomb Americas Inc. | $15.04 | 1 |
What the 2025 payments were for
- Food and Beverage$190.41 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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