Physician profile

Marek Piekos

Reproductive Endocrinology · Joliet, IL

NPI 1295756302

$11,110.39

in general payments reported to CMS, 2019-2025

44 companies · $1,243 in 2025

The $1,243 reported for 2025 was more than what 92% of Reproductive Endocrinology providers received nationally (typical 2025 total: $140).

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$3,851.15

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. $1,072.00 2019-2025
Jazz Pharmaceuticals INC. $741.00 2019-2024
Eisai INC. $601.50 2019-2025
Sk Life Science, INC. $589.29 2020-2025 Xcopri
Lundbeck LLC $583.19 2021-2025 Vyepti
Amgen INC. $490.31 2019-2024 Uplizna
Genzyme Corporation $477.80 2019-2023
Harmony Biosciences LLC $474.79 2021-2024 Wakix
Alexion Pharmaceuticals, INC. $471.69 2019-2023 Ultomiris
Lilly USA, LLC $458.85 2019-2023 Emgality, Reyvow
Teva Pharmaceuticals USA, INC. $418.02 2021-2025 Austedo Xr, Austedo Xr, Austedo
Csl Behring $405.96 2022-2025 Hizentra
E.R. Squibb & Sons, L.L.C. $398.63 2021-2022
Greenwich Biosciences, INC. $338.57 2019-2021
Acorda Therapeutics, INC $327.10 2021-2024 Inbrija, Ampyra
Show all 44 companies
CompanyGeneral paymentsYearsTop products
Janssen Pharmaceuticals, INC $327.09 2021-2023 Ponvory
Emd Serono, INC. $296.89 2019-2023 Mavenclad
Avadel Cns Pharmaceuticals, LLC $287.28 2024-2025 Lumryz
Neurocrine Biosciences, INC. $235.63 2021
Novartis Pharmaceuticals Corporation $214.95 2019-2022
Kyowa Kirin, INC. $209.76 2020-2022
Mallinckrodt Hospital Products INC. $176.85 2020-2025 Acthar
Ucb, INC. $168.12 2020-2024 Fintepla
Biohaven Pharmaceuticals, INC. $154.16 2021
Axsome Therapeutics, INC. $144.18 2023-2025 Symbravo, Sunosi
Genentech USA, INC. $134.36 2022
Biohaven Pharmaceutical Holding Company LTD. $118.91 2022
Horizon Therapeutics Plc $117.92 2022
Argenx US, INC. $91.80 2023 Vyvgart
Avion Pharmaceuticals $88.69 2022
Amneal Pharmaceuticals LLC $87.02 2025 Crexont
Impel Pharmaceuticals LLC $69.91 2025 Trudhesa
Supernus Pharmaceuticals, INC. $56.23 2019
Adamas Pharmaceuticals, INC. $46.94 2020-2021
Livanova USA, INC. $36.76 2021-2022
Currax Pharmaceuticals LLC $33.94 2021
Biogen, INC. $29.53 2021
Boston Scientific Corporation $26.85 2019-2021
Arbor Pharmaceuticals, INC. $24.20 2020
Otsuka America Pharmaceutical, INC. $21.65 2023 Rexulti
Takeda Pharmaceuticals U.S.A., INC. $20.28 2023
Upsher-Smith Laboratories LLC $15.06 2019
Mission Pharmacal Company $13.69 2019
Hologic Sales and Service, LLC $13.04 2021

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

Marek Piekos

$11,110.39

in general payments reported 2019-2025

Years
2019-2025
Top company
Abbvie INC.
Context
The $1,243 reported for 2025 was more than what 92% of Reproductive Endocrinology providers received nationally (typical 2025 total: $140).

https://glasscript.com/doctor/1280435/marek-piekos

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.