Clozapine
Payments companies reported to CMS as associated with Clozapine. "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 Clozapine, 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 Clozapine
These are the largest totals companies reported as associated with Clozapine. 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) |
|---|---|---|---|
| Robert Cotes | Lebanon, NH | Psychiatry | $50,944.84 |
| John Kane | Glen Oaks, NY | Psychiatry | $49,585.41 |
| David Sykes | Boston, MA | Internal Medicine | $23,679.18 |
| Kevin Zacharoff | Setauket, NY | Anesthesiology | $5,341.84 |
| Stephen Marder | Los Angeles, CA | Psychiatry | $4,552.22 |
| Carol Tamminga | Dallas, TX | Psychiatry | $4,504.51 |
| Gregory Burkhart | Reston, VA | Public Health & General Preventive Medicine | $4,406.09 |
| Jean Pierre Lindenmayer | New York, NY | Psychiatry | $3,721.30 |
Prescribed Clozapine?
See what its makers reported for your doctor. Two steps, private, no account.
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.