Physician profile

Gary E Kay

Hematology & Oncology · Elk Grove Village, IL

NPI 1205897923

$314,085.16

in general payments reported to CMS, 2019-2025

73 companies · $2,040 in 2025

The $2,040 reported for 2025 was more than what a typical Hematology & Oncology provider received nationally (typical 2025 total: $686).

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$40,971.00
Consulting Fee$9,517.50
Food and Beverage$6,028.49
Travel and Lodging$4,217.68
Education$120.99

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
Lilly USA, LLC $134,783.24 2019-2024 Verzenio, Jaypirca
Seagen INC. $38,086.00 2019-2023 Adcetris, Padcev
Amgen INC. $24,239.40 2019-2023 Kyprolis
Kite Pharma, INC. $18,495.25 2020-2023 Yescarta
Coherus Oncology, INC. $15,238.40 2021-2023
Gilead Sciences, INC. $14,637.08 2019-2024
Heron Therapeutics, INC. $14,504.52 2019-2025 Cinvanti
Pfizer INC. $9,963.46 2019-2024
Novartis Pharmaceuticals Corporation $9,657.44 2019-2025
Dova Pharmaceuticals $8,493.43 2020-2021
E.R. Squibb & Sons, L.L.C. $2,102.89 2019-2024 Opdivo, Opdualag
Janssen Biotech, INC. $1,986.60 2019-2024 Carvykti, Erleada, Tecvayli
Glaxosmithkline, LLC. $1,899.74 2020-2024 Zejula, Jemperli
Astrazeneca Pharmaceuticals Lp $1,876.72 2019-2025 Imfinzi, Enhertu, Wainua
Asd Specialty Healthcare, LLC $1,691.44 2019-2025
Show all 73 companies
CompanyGeneral paymentsYearsTop products
Pharmaessentia USA Corporation $1,616.23 2022-2024 Besremi
Jazz Pharmaceuticals INC. $1,607.02 2019-2024
Regeneron Healthcare Solutions, INC. $1,582.15 2019-2024 Libtayo
Immunomedics, INC. $1,400.00 2020
Athenex Pharmaceutical Division, LLC $1,250.00 2020
Sobi, INC $1,150.00 2022
Taiho Oncology, INC. $1,087.50 2020
Avyxa Pharma, LLC $1,000.00 2025
Genentech USA, INC. $910.33 2019-2024 Polivy, Lunsumio, Columvi
Beigene USA, INC. $629.49 2020-2023 Brukinsa
Morphosys, US INC. $532.67 2021-2022
Merck Sharp & Dohme LLC $372.24 2019-2024 Keytruda, Welireg
Puma Biotechnology, INC. $335.99 2022-2025 Nerlynx
G1 Therapeutics, INC. $267.47 2022-2023 Cosela
Pharmacosmos Therapeutics INC. $227.77 2024 Cosela
Abbvie INC. $211.52 2021-2025
Genzyme Corporation $161.81 2019-2023
Takeda Pharmaceuticals U.S.A., INC. $159.91 2020-2024 Alunbrig, Fruzaqla, Ninlaro
Astellas Pharma US INC $154.90 2020-2024 Padcev, Xospata
Incyte Corporation $148.98 2021-2024 Jakafi
Celgene Corporation $146.28 2019-2024 Pomalyst
Daiichi Sankyo INC. $124.15 2019-2023 Injectafer
Karyopharm Therapeutics INC. $99.97 2020-2022
Amneal Pharmaceuticals LLC $88.68 2025 Pemrydi Rtu
Mirati Therapeutics, INC. $87.51 2023-2024 Krazati
Deciphera Pharmaceuticals INC. $74.99 2022-2024 Qinlock
Elekta, INC. $69.88 2019
Eagle Pharmaceuticals, INC. $65.80 2024
Zydus Pharmaceuticals (USA) INC. $65.62 2025
Eisai INC. $62.86 2022-2023
Emd Serono, INC. $62.18 2019-2024 Bavencio
Tesaro, INC. $58.41 2019
Tempus Ai, INC $49.81 2024-2025 Xt Cdx
Stemline Therapeutics INC. $48.03 2023-2024 Orserdu
Adc Therapeutics America, INC. $41.50 2022
Agios Pharmaceuticals, INC. $39.81 2022-2025 Pyrukynd
Array Biopharma INC $38.31 2021-2024 Braftovi, Xalkori, Mektovi
Pharmacyclics LLC, An Abbvie Company $35.38 2019-2023 Imbruvica
Dendreon Pharmaceuticals LLC $34.95 2025 Provenge
Bayer Healthcare Pharmaceuticals INC. $30.33 2021-2023
Blueprint Medicines Corporation $25.43 2024 Ayvakit
Acrotech Biopharma INC. $24.49 2021-2022
Exelixis INC. $23.65 2021
Clovis Oncology, INC. $20.09 2019
Aveo Pharmaceuticals, INC. $18.79 2022
Sun Pharmaceutical Industries INC. $18.36 2019
Cti Biopharma Corp. $16.71 2023 Vonjo
Adaptive Biotechnologies Corporation $16.22 2022
Foundation Medicine, INC. $16.05 2022
Kyowa Kirin, INC. $14.81 2023 Poteligeo
Servier Pharmaceuticals LLC $14.14 2024
Tactile Systems Technology INC $13.98 2020
Ipsen Biopharmaceuticals, INC $13.88 2021
Advanced Accelerator Applications $13.33 2019
Janssen Pharmaceuticals, INC $13.13 2021
Aurobindo Pharma USA, INC. $12.68 2020
Macrogenics, INC. $11.81 2022
Verastem, INC. $11.57 2019

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

Gary E Kay

$314,085.16

in general payments reported 2019-2025

Years
2019-2025
Top company
Lilly USA, LLC
Context
The $2,040 reported for 2025 was more than what a typical Hematology & Oncology provider received nationally (typical 2025 total: $686).

https://glasscript.com/doctor/995750/gary-e-kay

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.