Axs Catalyst 7
Payments companies reported to CMS as associated with Axs Catalyst 7. "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 Axs Catalyst 7, 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 Axs Catalyst 7
These are the largest totals companies reported as associated with Axs Catalyst 7. 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) |
|---|---|---|---|
| Peter Kan | Galveston, TX | Neurological Surgery | $10,405.00 |
| Aaron Bress | Murray, UT | Diagnostic Radiology | $10,219.45 |
| Miklos Marosfoi | Burlington, MA | Diagnostic Radiology | $8,349.29 |
| Matthew Fiesta | Fort Worth, TX | Diagnostic Radiology | $6,281.62 |
| Ramesh Grandhi | Salt Lake City, UT | Neurological Surgery | $5,627.05 |
| Michael Stiefel | Atlanta, GA | Neurological Surgery | $3,100.00 |
| Mario Zanaty | Iowa City, IA | Neurological Surgery | $2,500.00 |
| Justin Mascitelli | San Antonio, TX | Neurological Surgery | $2,500.00 |
| Brandi Johnson | Modesto, CA | Nurse Practitioner | $2,100.00 |
| Sohyun Boo | Morgantown, WV | Neuroradiology | $1,900.00 |
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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.