Cor Knot
Payments companies reported to CMS as associated with Cor Knot. "Associated with" is CMS's wording: it links a payment to a product without saying the money was spent on it.
By year
Payments reported as associated with Cor Knot, per program year, as reported to CMS.
Who makes it
Specialties most often involved
Where the associated payments went, by the receiving clinician's specialty.
Clinicians most associated with Cor Knot
These are the largest totals companies reported as associated with Cor Knot. They are typically speaking or consulting arrangements, which companies must report by law; appearing here is not evidence of anything improper.
| Clinician | Location | Specialty | Associated payments (2023-2025) |
|---|---|---|---|
| Gianluca Torregrossa | Chicago, IL | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $1,237.23 |
| Charles Lutz | Syracuse, NY | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $662.10 |
| Amanda Yakobitis | Wynnewood, PA | Surgical | $504.99 |
| Philip Seibel | Charlotte, NC | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $384.66 |
| William Heitman | Fort Pierce, FL | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $372.57 |
| Yazan Aljamal | Chicago, IL | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $325.24 |
| Victoria Jones | Fort Pierce, FL | Nurse Practitioner | $304.33 |
| V Reddy | Nashville, TN | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $281.47 |
| Gary Gottlieb | Atlantis, FL | Surgical | $224.64 |
| Richard Brezing | Plantation, FL | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $203.19 |
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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.