Physician profile

Mark S Fedder

Gastroenterology (Internal Medicine) · Maryville, IL

NPI 1922009943

$2,808.46

in general payments reported to CMS, 2019-2025

18 companies · none reported in 2025

Payments by year

General payments by program year, as reported to CMS.

What the payments were for

Nature of payment as categorized by the reporting companies: meals, consulting, travel, and so on.

View as a table
Payment typeAmount (2023-2025)
Food and Beverage$1,733.01
Education$135.98

Payment-type detail covers 2023-2025; earlier years are included in totals but not broken out here.

Who reported paying

General payments only, as reported to CMS. Product names cover 2023-2025.

CompanyGeneral paymentsYearsTop products
Abbvie INC. $833.01 2019-2024
Janssen Biotech, INC. $673.26 2021-2024 Stelara
Pfizer INC. $218.12 2019-2023
Takeda Pharmaceuticals U.S.A., INC. $202.91 2021-2023 Entyvio, Gattex
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $178.66 2022-2023 Xifaxan
Merck Sharp & Dohme LLC $112.58 2022-2023 Dificid
Qol Medical, LLC $107.98 2023 Sucraid
Braintree Laboratories, INC. $83.40 2020-2023 Sutab
Celgene Corporation $75.65 2022-2023 Zeposia
Genzyme Corporation $65.72 2023
Scilex Pharmaceuticals INC. $48.99 2019
Intercept Pharmaceuticals, INC. $42.24 2023 Ocaliva
Kaleo, INC. $37.80 2019
Ferring Pharmaceuticals INC. $34.15 2023 Rebyota
Nestle Healthcare Nutrition INC. $28.03 2023
Show all 18 companies
CompanyGeneral paymentsYearsTop products
Gilead Sciences, INC. $24.49 2023
Regeneron Healthcare Solutions, INC. $23.46 2022
Amgen INC. $18.01 2022

Drugs and devices associated with these payments

CMS records which products a payment was associated with, not how the money was allocated. Association is not allocation: one payment can be associated with several products, and a product listing does not mean the payment was made because of that product. Product detail covers 2023-2025.

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Payment summary

Mark S Fedder

$2,808.46

in general payments reported 2019-2025

Years
2019-2024
Top company
Abbvie INC.

https://glasscript.com/doctor/873209/mark-s-fedder

Source: CMS Open Payments, program years 2019-2025. Payments are legal and often routine.

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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.