Physician profile

Robert C Kaiser

Gastroenterology (Internal Medicine) · Homewood, IL

NPI 1255362000

$1,137.19

in general payments reported to CMS, 2019-2025

16 companies · none reported in 2025

Payments by year

General payments by program year, as reported to CMS.

Who reported paying

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

CompanyGeneral paymentsYearsTop products
Abbvie INC. $217.83 2019-2022
Ethicon US, LLC $123.44 2019
Janssen Biotech, INC. $111.61 2019
Takeda Pharmaceuticals U.S.A., INC. $106.58 2019-2022
Gilead Sciences, INC. $100.00 2019-2020
Mauna Kea Technologies, INC. $92.19 2019
Shionogi INC $81.27 2019
Allergan, INC. $67.62 2019-2020
Ironwood Pharmaceuticals, INC $58.85 2019-2020
Ucb, INC. $54.32 2019
Salix Pharmaceuticals, A Division of Bausch Health US, LLC $32.45 2019
Qol Medical, LLC $32.27 2019
Boston Scientific Corporation $24.76 2022
Merck Sharp & Dohme LLC $17.50 2019
Endogastric Solutions, INC $16.50 2020

1 company reported research payments only; those appear in the research section below.

Research and ownership

$497.01 in ownership or investment interests, as reported to CMS. These are holdings a clinician or an immediate family member has in a company, not payments received.

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Payment summary

Robert C Kaiser

$1,137.19

in general payments reported 2019-2025

Years
2019-2022
Top company
Abbvie INC.

https://glasscript.com/doctor/11774/robert-c-kaiser

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.