Microvention, INC.

Reporting payments is a legal requirement; large totals often reflect large product portfolios.

$20Mgeneral payments (2019-2025)

$1.2Mresearch payments (2019-2025)

2,526clinicians 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

2019 $2.7M

2020 $3.1M

2021 $2.7M

2022 $2.4M

2023 $2.2M

2024 $3.3M

2025 $3.2M

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

Neuroradiology $7.2M

Neurological Surgery $6.2M

Vascular & Interventional Radiology $2.2M

Diagnostic Radiology $1.9M

Vascular Neurology $654K

Neurology (Psychiatry & Neurology) $532K

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)
Josser Delgado	Eden Prairie, MN	Neuroradiology	$2,102,490.19
Alexander Copelan	Eden Prairie, MN	Neuroradiology	$1,244,721.08
Yasha Kayan	Eden Prairie, MN	Neuroradiology	$779,557.21
Yi Zhang	Honolulu, HI	Neurological Surgery	$714,500.46
Britton Woodward	Knoxville, TN	Vascular & Interventional Radiology	$680,577.54
Bharathi Jagadeesan	Minneapolis, MN	Diagnostic Radiology	$599,079.62
Aman Patel	Boston, MA	Neurological Surgery	$597,158.22
Adam Arthur	Memphis, TN	Neurological Surgery	$593,969.19
Sohyun Boo	Morgantown, WV	Neuroradiology	$473,025.22
David Fiorella	Stony Brook, NY	Neuroradiology	$464,094.41

What this means, and what it doesn't

These payments are legal and common. Drug and device makers routinely pay for meals at educational events, consulting, speaking, travel, and research. Companies are required by federal law to report them; that's why this data exists.
A payment is not evidence of wrongdoing. Most clinicians who accept industry payments provide excellent care. Research payments in particular often reflect participation in clinical trials.
Context beats raw numbers. A few hundred dollars in sandwiches over several years is typical. What's worth understanding is scale, source, and purpose, which is what this page shows.
The data comes from companies, not doctors. Figures are "as reported to CMS" by the paying companies. Clinicians can dispute records through CMS's official process.

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.