Physician profile

Benjamin Leach

Hematology & Oncology · Mission Hills, CA

NPI 1497026140

$13,629.61

in general payments reported to CMS, 2019-2025

31 companies · $234 in 2025

The $234 reported for 2025 was less 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)
Consulting Fee$4,895.00
Food and Beverage$1,277.25
Education$47.05
Travel and Lodging$17.37

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
Astrazeneca Pharmaceuticals Lp $4,304.56 2020-2024 Lynparza
Novartis Pharmaceuticals Corporation $3,556.22 2019-2022
Genzyme Corporation $3,530.91 2019-2024
Beigene USA, INC. $220.41 2022-2023 Brukinsa
Glaxosmithkline, LLC. $215.16 2021-2023 Zejula
Pfizer INC. $214.92 2019-2025
Kite Pharma, INC. $196.71 2024-2025 Yescarta
Boston Scientific Corporation $156.37 2025 Watchman Flx
E.R. Squibb & Sons, L.L.C. $151.67 2019-2022
Jazz Pharmaceuticals INC. $144.07 2023
Genentech USA, INC. $124.61 2019-2020
Immunogen, INC. $86.51 2024 Elahere
Array Biopharma INC $80.51 2019
Merck Sharp & Dohme LLC $66.13 2020-2021
Janssen Biotech, INC. $57.92 2019-2020
Show all 31 companies
CompanyGeneral paymentsYearsTop products
Intuitive Surgical, INC. $56.39 2024
Amgen INC. $53.53 2019-2020
Regeneron Healthcare Solutions, INC. $51.20 2019
Gilead Sciences, INC. $46.27 2019-2021
Takeda Pharmaceuticals U.S.A., INC. $41.40 2019-2024 Fruzaqla
Seagen INC. $37.52 2019-2020
Incyte Corporation $36.31 2019-2020
Sirtex Medical INC $28.18 2019
Foundation Medicine, INC. $26.97 2019
Eisai INC. $24.45 2020
Pharmacyclics LLC, An Abbvie Company $24.20 2020
Bayer Healthcare Pharmaceuticals INC. $22.35 2020
Clovis Oncology, INC. $20.73 2019
Puma Biotechnology, INC. $19.14 2019
Btg International INC. $17.29 2019
Celgene Corporation $17.00 2024 Reblozyl

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

Benjamin Leach

$13,629.61

in general payments reported 2019-2025

Years
2019-2025
Top company
Astrazeneca Pharmaceuticals Lp
Context
The $234 reported for 2025 was less than what a typical Hematology & Oncology provider received nationally (typical 2025 total: $686).

https://glasscript.com/doctor/519688/benjamin-leach

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.