Preserflo Microshunt
Payments companies reported to CMS as associated with Preserflo Microshunt. "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 Preserflo Microshunt, 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 Preserflo Microshunt
These are the largest totals companies reported as associated with Preserflo Microshunt. 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) |
|---|---|---|---|
| Norman Baker | Columbus, OH | Ophthalmology | $4,654.82 |
| Anup Khatana | Cincinnati, OH | Ophthalmology | $4,120.82 |
| Frank Cotter | Roanoke, VA | Ophthalmology | $4,075.20 |
| Howard Barnebey | Bellevue, WA | Ophthalmology | $3,979.30 |
| Mahmoud Khaimi | Edmond, OK | Glaucoma Specialist | $3,885.40 |
| Adam Reynolds | Boise, ID | Ophthalmology | $3,159.08 |
| George Reiss | Glendale, AZ | Ophthalmology | $2,648.62 |
| Brian Flowers | Fort Worth, TX | Ophthalmology | $1,295.28 |
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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.