Evolution
Payments companies reported to CMS as associated with Evolution. "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 Evolution, 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 Evolution
These are the largest totals companies reported as associated with Evolution. 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) |
|---|---|---|---|
| Raymond Schaerf | Burbank, CA | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $44,128.85 |
| Roger Freedman | Salt Lake City, UT | Clinical Cardiac Electrophysiology | $17,792.82 |
| Saumya Sharma | Humble, TX | Clinical Cardiac Electrophysiology | $14,225.58 |
| Robert Schaller | Philadelphia, PA | Clinical Cardiac Electrophysiology | $9,854.77 |
| Byron Lee | Palo Alto, CA | Clinical Cardiac Electrophysiology | $8,701.83 |
| Brian Schuler | York, PA | Clinical Cardiac Electrophysiology | $8,664.88 |
| Pierce Vatterott | Saint Paul, MN | Cardiovascular Disease | $8,172.92 |
| Joseph Muhlestein | Billings, MT | Clinical Cardiac Electrophysiology | $6,600.00 |
| Cara Pellegrini | San Francisco, CA | Clinical Cardiac Electrophysiology | $6,590.00 |
| Mark Lee | Long Beach, CA | Clinical Cardiac Electrophysiology | $4,602.76 |
Prescribed Evolution?
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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.