Physician profile

Ramin Sam

Nephrology (Internal Medicine) · Chicago, IL

NPI 1790794873

$16,677.45

in general payments reported to CMS, 2019-2025

10 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)
Consulting Fee$6,300.00
Travel and Lodging$1,210.32
Food and Beverage$440.21

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
Vifor Pharma, INC. $4,391.85 2022
Fresenius USA Marketing, INC. $4,335.07 2019-2022
Novartis Pharmaceuticals Corporation $3,379.89 2023
Calliditas Therapeutics US INC. $3,000.00 2024
Astrazeneca Pharmaceuticals Lp $1,369.26 2024
Amgen INC. $111.15 2024 Tavneos
Vertex Pharmaceuticals Incorporated $90.23 2024

3 companies reported research payments only; those appear in the research section below.

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

Ramin Sam

$16,677.45

in general payments reported 2019-2025

Years
2019-2024
Top company
Vifor Pharma, INC.

https://glasscript.com/doctor/127143/ramin-sam

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.