Stuart A. Kosikowski, OD
NPI 1831170141ActiveIndividual· Optometrist· Fond Du Lac, WI
Optometrist (OD) in Fond Du Lac, Wisconsin, licensed in WI, with an NPI issued in November 2005. In 2024 Medicare paid $7,966 for 102 patients, and Part D covered 102 of their prescriptions, 60% of them generic.
Overview
| NPI | 1831170141 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Nov 14, 2005 |
| Last updated in NPPES | Nov 18, 2020 |
| Certified by provider | Nov 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 2012 | WI |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 102 |
|---|---|
| Services billed | 140 across 9 procedure codes |
| Paid by Medicare | $7,966 |
Part D prescriptions in 2024
| Prescriptions (claims) | 102 · 208 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $7,912 |
| Generic share | 60% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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