Viscoat
Payments companies reported to CMS as associated with Viscoat. "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 Viscoat, 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 Viscoat
These are the largest totals companies reported as associated with Viscoat. 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) |
|---|---|---|---|
| David Chang | Los Altos, CA | Ophthalmology | $4,200.00 |
| Brandon Ayres | Bala Cynwyd, PA | Ophthalmology | $3,550.00 |
| Nandini Venkateswaran | Waltham, MA | Ophthalmology | $1,275.00 |
| Nathan Radcliffe | New York, NY | Ophthalmology | $1,000.00 |
| William Maxwell | Fresno, CA | Ophthalmology | $1,000.00 |
| Zarmeena Vendal | West Lake Hills, TX | Ophthalmology | $1,000.00 |
| Richard Davidson | Aurora, CO | Ophthalmology | $1,000.00 |
| Jella An | Columbia, MO | Ophthalmology | $1,000.00 |
| Courtney Crawford | Burleson, TX | Retina Specialist | $700.00 |
| John Miller | Boston, MA | Ophthalmology | $700.00 |
Prescribed Viscoat?
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.