Physician profile

Steven C Buck

Hematology & Oncology · Tulsa, OK

NPI 1154373835

$686.44

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)
Food and Beverage$75.90
Education$44.33

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
Pfizer INC. $209.30 2019-2023
Sirtex Medical INC $179.98 2020
E.R. Squibb & Sons, L.L.C. $134.35 2019
Karyopharm Therapeutics INC. $34.86 2020
Astrazeneca Pharmaceuticals LP $30.29 2019-2020
Acadia Pharmaceuticals INC $26.36 2024 Nuplazid
Taiho Oncology, INC. $22.72 2019
Takeda Pharmaceuticals U.S.A., INC. $18.79 2023 Ninlaro
Beigene USA, INC. $17.87 2023 Brukinsa
Gilead Sciences, INC. $11.92 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.

If you want to bring it up

Most clinicians are glad to talk about this. A respectful way in:

These are normal questions. A good clinician will welcome them.

Share this page

Payment summary

Steven C Buck

$686.44

in general payments reported 2019-2025

Years
2019-2024
Top company
Pfizer INC.

https://glasscript.com/doctor/323924/steven-c-buck

Source: CMS Open Payments, program years 2019-2025. Payments are legal and often routine.

Keep an eye on this page

Get an email when the next June refresh changes this page. No account needed.

Watch this doctor

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.