Cook Research Incorporated
Reporting payments is a legal requirement; large totals often reflect large product portfolios.
$2.7Mgeneral payments (2019-2025)
$3.6Mresearch payments (2019-2025)
313clinicians paid
General and research payments are shown separately, never blended. Research payments are often institution-directed and tied to clinical trials.
General payments by year
General payments only, as reported to CMS. Research payments are totaled above and not included in these bars.
Products most associated with its payments
Specialties it works with most
Clinicians with the largest reported totals
Often long-running consulting, speaking, or advisory relationships, which companies must report by law. A large total is not evidence of anything improper.
| Clinician | Location | Specialty | General payments (2019-2025) |
|---|---|---|---|
| Paul Timperman | West Lafayette, IN | Vascular & Interventional Radiology | $1,215,332.53 |
| Nabeel Rana | Peoria, IL | Vascular Surgery | $930,630.24 |
| Vincent Flanders | Carmel, IN | Diagnostic Radiology | $260,450.48 |
| Katharine Krol | Lafayette, IN | Vascular & Interventional Radiology | $43,350.00 |
| Carlos Mena-Hurtado | New Haven, CT | Cardiovascular Disease | $37,500.00 |
| Joseph Lombardi | Pomona, NJ | Vascular Surgery | $19,262.50 |
| Michael Dake | Stanford, CA | Diagnostic Radiology | $17,514.40 |
| Randy Irwin | Indianapolis, IN | Vascular Surgery | $13,209.20 |
| Himanshu Shah | Indianapolis, IN | Vascular & Interventional Radiology | $12,925.90 |
| Richard Kovacs | Indianapolis, IN | Cardiovascular Disease | $12,925.90 |
Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.