Physician profile

Samuel A Farbstein

Internal Medicine · Oak Lawn, IL

NPI 1629084116

$1,033.62

in general payments reported to CMS, 2019-2025

15 companies · none reported in 2025

Payments by year

General and research payments by program year, as reported to CMS.

Who reported paying

General payments only, as reported to CMS. Research payments are listed separately below. Product names cover 2023-2025.

CompanyGeneral paymentsYearsTop products
Amgen INC. $255.83 2019-2021
Novo Nordisk INC $116.06 2019
Janssen Pharmaceuticals, INC $114.15 2019-2020
Pfizer INC. $111.13 2019
Eisai INC. $97.89 2021
Amarin Pharma, INC. $97.10 2019-2020
Astrazeneca Pharmaceuticals LP $41.10 2019-2020
E.R. Squibb & Sons, L.L.C. $39.27 2019
Currax Pharmaceuticals LLC $35.03 2019-2020
Novartis Pharmaceuticals Corporation $33.58 2019
Astellas Pharma US INC $30.59 2021
Janssen Scientific Affairs, LLC $25.28 2020
Sanofi-Aventis U.S. LLC $21.35 2019
Lilly USA, LLC $15.26 2020

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

Research and ownership

$325.00 in research payments reported 2019-2025. Research payments are often institution-directed and tied to clinical trials: they are reported under a clinician's name but frequently go to a hospital or research organization, and usually reflect participation in medical research.

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Payment summary

Samuel A Farbstein

$1,033.62

in general payments reported 2019-2025

Years
2019-2021
Top company
Roche Diabetes Care, INC.

https://glasscript.com/doctor/301167/samuel-a-farbstein

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.