Charles Mark Millsap, MD
NPI 1932103736ActiveIndividual· Ophthalmology· Owensboro, KY
Ophthalmology (MD) in Owensboro, Kentucky, trained at University of Oklahoma College of Medicine (class of 1988). In 2024 Medicare paid $427,897 for 1,152 patients, and Part D covered 1,651 of their prescriptions, 75% of them generic. Mallinckrodt Hospital Products Inc. was the largest of 9 companies reporting payments in 2025, $427.51 in all, mostly food and beverage.
Overview
| NPI | 1932103736 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 9, 2005 |
| Last updated in NPPES | Dec 23, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 30334 | KY |
| Ophthalmology | 207W00000X | 01043469A | IN |
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 - Ophthalmology (IN); Practitioner - Ophthalmology (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,152 |
|---|---|
| Services billed | 5,730 across 51 procedure codes |
| Paid by Medicare | $427,897 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,651 · 2,707 30-day fills |
|---|---|
| Patients | 397 |
| Total drug cost | $128,004 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Ophthalmology |
Medical groups
- Ohio Valley Eye Institute P CEvansville, IN · 6 clinicians
- Physicians Eye Center of Owensboro, PSCOwensboro, KY · 4 clinicians
- Hayden Vision LLCEvansville, IN · 3 clinicians
Hospital affiliation
- Owensboro Health Regional HospitalOwensboro, KY
Industry payments (Open Payments)
- 2025$427.51 · 16 payments from 9 companies
- 2024$289.90 · 13 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $173.58 | 4 |
| Astellas Pharma US Inc | $103.67 | 5 |
| Genentech USA, Inc. | $32.38 | 1 |
| Regeneron Healthcare Solutions, Inc. | $26.54 | 1 |
| Apellis Pharmaceuticals, Inc. | $23.96 | 1 |
What the 2025 payments were for
- Food and Beverage$327.52 · 15 payments
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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