Mark Gill Kosko, M.D.
NPI 1447578752ActiveIndividual· Ophthalmology· Madison, MS
Ophthalmology (M.D.) in Madison, Mississippi, trained at University of Mississippi School of Medicine (class of 2010). In 2024 Medicare paid $299,758 for 977 patients, and Part D covered 5,338 of their prescriptions, 71% of them generic. Alcon Vision LLC was the largest of 8 companies reporting payments in 2025, $822.16 in all, mostly food and beverage.
Overview
| NPI | 1447578752 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 11, 2010 |
| Last updated in NPPES | May 15, 2026 |
| Certified by provider | May 15, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 23717 | MS |
| Ophthalmology | 207W00000X | MD.33192 | AL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (AL); Practitioner - Ophthalmology (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 977 |
|---|---|
| Services billed | 4,217 across 52 procedure codes |
| Paid by Medicare | $299,758 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,338 · 9,750 30-day fills |
|---|---|
| Patients | 851 |
| Total drug cost | $259,936 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Ophthalmology |
Medical group
- Jackson Eye Associates PLLCMadison, MS · 13 clinicians
Hospital affiliation
- Mississippi Baptist Medical CenterJackson, MS
Industry payments (Open Payments)
- 2025$822.16 · 34 payments from 8 companies
- 2024$712.08 · 27 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $408.85 | 13 |
| Abbvie Inc. | $157.86 | 12 |
| Amgen Inc. | $111.93 | 1 |
| Johnson & Johnson Surgical Vision, Inc. | $50.60 | 3 |
| Mallinckrodt Hospital Products Inc. | $42.23 | 2 |
What the 2025 payments were for
- Food and Beverage$822.16 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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