Prenosis INC.

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

$288Kgeneral payments (2019-2025)
$0.00research payments (2019-2025)
36clinicians 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

2024 $144K
2025 $144K

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

Emergency Medicine $281K
Gastroenterology (Internal Medicine) $1,980
Internal Medicine $1,400
Critical Care Medicine (Anesthesiology) $1,050
Hospitalist $1,050
Physician Assistant $400

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.

ClinicianLocationSpecialtyGeneral payments (2019-2025)
Nathan Shapiro Boston, MA Emergency Medicine $249,622.53
Sean Collins Nashville, TN Emergency Medicine $26,381.50
Farhan Ali Baltimore, MD Gastroenterology (Internal Medicine) $1,980.00
Kevin Klauer Columbus, OH Emergency Medicine $742.60
Steven Issley New York, NY Emergency Medicine $700.00
Christian Koziatek New York, NY Emergency Medicine $700.00
William Weir Milwaukee, WI Emergency Medicine $475.00
Benjamin Davis Urbana, IL Emergency Medicine $350.00
Radhika Sundararajan San Diego, CA Emergency Medicine $350.00
Hammad Rizvi New York, NY Internal Medicine $350.00

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.