Physician profile

Stephen B Kornfeld

Medical Oncology · Bend, OR

NPI 1164533667

$2,629.70

in general payments reported to CMS, 2019-2025

18 companies · $227 in 2025

The $227 reported for 2025 was less than what a typical Medical Oncology provider received nationally (typical 2025 total: $1,158).

See the full distribution for Medical Oncology

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$1,241.94

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
E.R. Squibb & Sons, L.L.C. $767.95 2019-2024 Opdivo
Astrazeneca Pharmaceuticals LP $260.00 2022-2023 Tagrisso
Genentech USA, INC. $234.39 2022-2023 Lunsumio
Abbvie INC. $201.18 2024-2025
Takeda Pharmaceuticals U.S.A., INC. $125.00 2022
Ipsen Biopharmaceuticals, INC $123.90 2022
Beone Medicines USA, INC. $111.12 2025 Brukinsa
Novartis Pharmaceuticals Corporation $110.00 2019
Rigel Pharmaceuticals, INC. $109.99 2019
Emd Serono, INC. $107.52 2023 Bavencio
Progenics Pharmaceuticals, INC. $107.45 2023 Pylarify
Daiichi Sankyo INC. $105.40 2024 Enhertu
Beigene USA, INC. $104.25 2023 Brukinsa
Incyte Corporation $84.90 2023 Jakafi
Genmab U.S., INC. $38.75 2024 Epkinly
Show all 18 companies
CompanyGeneral paymentsYearsTop products
Pfizer INC. $13.86 2021
Puma Biotechnology, INC. $13.12 2019
Bayer Healthcare Pharmaceuticals INC. $10.92 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

Stephen B Kornfeld

$2,629.70

in general payments reported 2019-2025

Years
2019-2025
Top company
E.R. Squibb & Sons, L.L.C.
Context
The $227 reported for 2025 was less than what a typical Medical Oncology provider received nationally (typical 2025 total: $1,158).

https://glasscript.com/doctor/7265/stephen-b-kornfeld

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.