Steven Mather Kotsonis, M.D.
NPI 1306017991ActiveIndividual· General Practice· Pewaukee, WI
Listed on the HHS-OIG exclusion list since February 2021 (1128a4). General Practice (M.D.) in Pewaukee, Wisconsin, licensed in WI, with an NPI issued in March 2008.
Overview
| NPI | 1306017991 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 21, 2008 |
| Last updated in NPPES | Jun 27, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | 53437-20 | WI |
Exclusion screening
This NPI appears on the OIG exclusion list. Excluded parties cannot be paid by Medicare, Medicaid or other federal health care programs, directly or through an employer.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| NPI | Steven Mather Kotsonis · General Practice | 1128a4 | Feb 18, 2021 | Madison, WI |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | Listed (NPI) | See above |
| 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other General Practice providers in Pewaukee
- 1922441195
- 1518929611