John N. Olsofka, M.D.
NPI 1013919273ActiveIndividual· Surgery· Louisville, KY
Surgery (M.D.) in Louisville, Kentucky, trained at University of Louisville School of Medicine (class of 1994). 213 Medicare patients in 2024, $77,938 paid; nearly all of their 412 Part D prescriptions were generic (96%). Enterra Medical, Inc. was the largest of 9 companies reporting payments in 2025, $521.75 in all, mostly food and beverage.
Overview
| NPI | 1013919273 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 1, 2005 |
| Last updated in NPPES | Jan 23, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 31325 | KY |
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 - General Surgery (IN); Practitioner - General Surgery (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 213 |
|---|---|
| Services billed | 474 across 64 procedure codes |
| Paid by Medicare | $77,938 |
Part D prescriptions in 2024
| Prescriptions (claims) | 412 · 483 30-day fills |
|---|---|
| Patients | 243 |
| Total drug cost | $3,472 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Louisville School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | General Surgery |
Medical group
- University of Louisville Physicians IncLouisville, KY · 1,445 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$521.75 · 14 payments from 9 companies
- 2024$985.99 · 19 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Enterra Medical, Inc. | $169.27 | 4 |
| Vertex Pharmaceuticals Incorporated | $163.75 | 3 |
| Davol Inc. | $39.34 | 1 |
| Integra Lifesciences Corporation | $33.10 | 1 |
| Ethicon US, LLC | $31.77 | 1 |
What the 2025 payments were for
- Food and Beverage$521.75 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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