John M. Stulak, M.D.
NPI 1154392587ActiveIndividual· Thoracic Surgery (Cardiothoracic Vascular Surgery)· Madison, WI
Thoracic Surgery (Cardiothoracic Vascular Surgery) (M.D.) in Madison, Wisconsin, trained at Temple University School of Medicine (class of 2001). Mostly services rather than prescriptions: Medicare paid $131,018 for 176 patients in 2024, with only 17 Part D claims. Baxter Healthcare reported $88.66 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1154392587 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 1, 2006 |
| Last updated in NPPES | Sep 4, 2025 |
| Certified by provider | Sep 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Primary | 208G00000X | 65868-20 | WI |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 53205 | AZ |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 45389 | MN |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | ME130155 | FL |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 4301095763 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiac Surgery (AZ); Practitioner - Cardiac Surgery (FL); Practitioner - Cardiac Surgery (MN); Practitioner - Cardiac Surgery (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 176 |
|---|---|
| Services billed | 321 across 44 procedure codes |
| Paid by Medicare | $131,018 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 35 30-day fills |
|---|---|
| Total drug cost | $87.97 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Temple University School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Cardiac Surgery |
Medical group
- University of Wisconsin Medical Foundation IncMadison, WI · 2,553 clinicians
Hospital affiliations
- Unitypoint Health - MeriterMadison, WI
- University of Wi Hospitals & Clinics AuthorityMadison, WI
Industry payments (Open Payments)
- 2025$88.66 · 1 payment from 1 company
- 2024$15.74 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Baxter Healthcare | $88.66 | 1 |
What the 2025 payments were for
- Food and Beverage$88.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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