Volta Medical INC
Reporting payments is a legal requirement; large totals often reflect large product portfolios.
$602Kgeneral payments (2019-2025)
$200research payments (2019-2025)
213clinicians 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) |
|---|---|---|---|
| Andrea Natale | Austin, TX | Clinical Cardiac Electrophysiology | $66,230.75 |
| Saumil Oza | Jacksonville, FL | Clinical Cardiac Electrophysiology | $46,096.82 |
| Smit Vasaiwala | Maywood, IL | Cardiovascular Disease | $45,524.78 |
| Paul Zei | Boston, MA | Cardiovascular Disease | $43,798.64 |
| Devi Nair | Jonesboro, AR | Clinical Cardiac Electrophysiology | $39,729.19 |
| Miguel Valderrabano | Houston, TX | Clinical Cardiac Electrophysiology | $37,948.83 |
| John Hummel | Columbus, OH | Clinical Cardiac Electrophysiology | $32,614.85 |
| Stavros Mountantonakis | Manhasset, NY | Clinical Cardiac Electrophysiology | $27,872.00 |
| Jose Osorio Filho | Miami, FL | Clinical Cardiac Electrophysiology | $26,391.54 |
| Mark Metzl | Evanston, IL | Clinical Cardiac Electrophysiology | $20,030.11 |
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.