Stephen W. Ganshirt, M.D.
NPI 1245200757ActiveIndividual· Surgery· Lake Forest, IL
Surgery (M.D.) in Lake Forest, Illinois, trained at Loyola University of Chicago, Stritch School of Medicine (class of 1989). Mostly services rather than prescriptions: Medicare paid $117,710 for 317 patients in 2024, with only 28 Part D claims. Davol Inc. reported $219.65 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1245200757 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 25, 2006 |
| Last updated in NPPES | Oct 3, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 036-088721 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 317 |
|---|---|
| Services billed | 546 across 62 procedure codes |
| Paid by Medicare | $117,710 |
Part D prescriptions in 2024
| Prescriptions (claims) | 28 · 33 30-day fills |
|---|---|
| Patients | 16 |
| Total drug cost | $99.97 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Loyola University of Chicago, Stritch School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | General Surgery |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Memorial HospitalChicago, IL
Industry payments (Open Payments)
- 2025$219.65 · 4 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Davol Inc. | $219.65 | 4 |
What the 2025 payments were for
- Food and Beverage$219.65 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery providers in Lake Forest
- 1235109745
- 1558637124
- 1104881218
- 1184679193
- 1437491396
- 1447220942