Marnix A. Verhofste, M.D.
NPI 1821070657ActiveIndividual· Thoracic Surgery (Cardiothoracic Vascular Surgery)· Des Moines, IA
Thoracic Surgery (Cardiothoracic Vascular Surgery) (M.D.) with Catholic Health Initiatives-Iowa Corp, practicing in Des Moines, Iowa. Mostly services rather than prescriptions: Medicare paid $136,113 for 183 patients in 2024, with only 33 Part D claims. Medtronic, Inc. was the largest of 2 companies reporting payments in 2025, $72.28 in all, mostly food and beverage. Lists Mary Greeley Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1821070657 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 17, 2005 |
| Last updated in NPPES | Feb 23, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Primary | 208G00000X | 31865 | IA |
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) | Enrolled Practitioner - Thoracic Surgery (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 183 |
|---|---|
| Services billed | 387 across 42 procedure codes |
| Paid by Medicare | $136,113 |
Part D prescriptions in 2024
| Prescriptions (claims) | 33 · 66 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $3,540 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Thoracic Surgery |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical group
- Catholic Health Initiatives-Iowa CorpAmes, IA · 113 clinicians
Hospital affiliations
- Mary Greeley Medical CenterAmes, IA
- Mercyone Des Moines Medical CenterDes Moines, IA
- Mercyone Newton Medical CenterNewton, IA
- St Anthony Regional Hospital & Nursing HomeCarroll, IA
- Unitypoint Health - MarshalltownMarshalltown, IA
Industry payments (Open Payments)
- 2025$72.28 · 2 payments from 2 companies
- 2024$24.81 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $44.57 | 1 |
| Atricure, Inc. | $27.71 | 1 |
What the 2025 payments were for
- Food and Beverage$72.28 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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