Physician profile

Darren M Brenner

Gastroenterology (Internal Medicine) · Chicago, IL

NPI 1003997875

$1,091,327.07

in general payments reported to CMS, 2019-2025

23 companies · $187K in 2025

The $187K reported for 2025 was more than what 99% of Gastroenterology (Internal Medicine) providers received nationally (typical 2025 total: $636).

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)
Compensation For Services Other Than Consulting, Including Serving As Faculty Or As A Speaker At A Venue Other Than A Continuing Education Program$229,559.36
Compensation For Serving As Faculty Or As A Speaker For A Medical Education Program$115,750.00
Consulting Fee$112,150.51
Travel and Lodging$33,524.30
Food and Beverage$12,333.20
Honoraria$2,022.00

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
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $487,223.96 2019-2025 Xifaxan, Trulance, Plenvu
Abbvie INC. $181,246.11 2021-2025 Viberzi, Linzess
Ardelyx, INC. $173,381.96 2022-2025 Ibsrela
Allergan, INC. $133,952.28 2019-2021
Takeda Pharmaceuticals U.S.A., INC. $34,734.56 2020-2023
Shire North American Group INC $22,098.46 2019
Ironwood Pharmaceuticals, INC $18,021.01 2019-2024 Linzess
Alnylam Pharmaceuticals INC. $10,904.38 2019-2022
Redhill Biopharma INC. $9,183.74 2021-2022
Alfasigma USA, INC. $6,585.04 2020
Dr.Reddy'S Laboratories,INC. $5,050.51 2024
Exact Sciences Corporation $2,438.61 2024 Cologuard Collection Kit
Blueprint Medicines Corporation $2,022.00 2024 Ayvakit
Gi Supply, INC. $2,000.00 2021
Mahana Therapeutics, INC. $800.00 2022
Show all 23 companies
CompanyGeneral paymentsYearsTop products
Vibrant Gastro, INC. $758.56 2023 Vibrant Starter Kit
Phathom Pharmaceuticals, INC. $388.72 2024-2025 Voquezna
Boston Scientific Corporation $161.03 2022
Madrigal Pharmaceuticals $142.72 2025 Rezdiffra
Medtronic, INC. $104.59 2024 Manoscan, Gi Genius
Genzyme Corporation $76.00 2022
Astrazeneca Pharmaceuticals Lp $30.46 2019-2020
Coloplast Corp $22.37 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

Darren M Brenner

$1,091,327.07

in general payments reported 2019-2025

Years
2019-2025
Top company
Salix Pharmaceuticals, A Division of Bausch Health US, LLC
Context
The $187K reported for 2025 was more than what 99% of Gastroenterology (Internal Medicine) providers received nationally (typical 2025 total: $636).

https://glasscript.com/doctor/317902/darren-m-brenner

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.