Knifelight
Payments companies reported to CMS as associated with Knifelight. "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 Knifelight, 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 Knifelight
These are the largest totals companies reported as associated with Knifelight. 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) |
|---|---|---|---|
| Adam Haydel | New Orleans, LA | $119.90 | |
| Bronson Fong | New Orleans, LA | $119.90 | |
| Jestin Williams | Charlottesville, VA | $119.90 | |
| Carolyn Engle | Beaver, PA | Orthopaedic Surgery | $36.07 |
| Alexis Pilato | Beaver, PA | Hand Surgery | $36.07 |
| Casey Antholz | State College, PA | Orthopaedic Surgery | $36.07 |
| John Lehman | Beaver, PA | Orthopaedic Surgery | $36.07 |
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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.