Physician profile

Alden Klarer

Radiation Oncology · Louisville, KY

NPI 1104211341

$2,986.04

in general payments reported to CMS, 2019-2025

36 companies · $892 in 2025

The $892 reported for 2025 was more than what 82% of Radiation Oncology providers received nationally (typical 2025 total: $172).

See the full distribution for Radiation 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$2,276.15

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
Merck Sharp & Dohme LLC $556.58 2019-2025 Keytruda, Lynparza, Welireg
Incyte Corporation $243.53 2019-2024 Jakafi, Monjuvi, Pemazyre
Astrazeneca Pharmaceuticals LP $207.30 2021-2025 Enhertu, Tagrisso
Lilly USA, LLC $190.93 2024-2025 Verzenio, Jaypirca, Retevmo
Pfizer INC. $169.74 2024-2025
Daiichi Sankyo INC. $162.67 2019-2025 Enhertu, Datroway, Injectafer
Stemline Therapeutics INC. $131.62 2023-2024 Orserdu
Genzyme Corporation $120.80 2019-2025
Novartis Pharmaceuticals Corporation $106.29 2024-2025
Gt Medical Technologies, INC $103.90 2022
Genentech USA, INC. $81.93 2024-2025 Venclexta, Alecensa, Tecentriq
Novocure INC. $80.68 2019-2023 Optune
Abbvie INC. $80.35 2023-2025
Bayer Healthcare Pharmaceuticals INC. $79.64 2019-2025
Gilead Sciences, INC. $72.57 2024-2025 Trodelvy
Show all 36 companies
CompanyGeneral paymentsYearsTop products
Sumitomo Pharma America, INC. $71.16 2024-2025 Orgovyx
Janssen Biotech, INC. $57.41 2024-2025 Rybrevant
Celgene Corporation $52.89 2019
Foundation Medicine, INC. $43.27 2019
Puma Biotechnology, INC. $39.92 2024-2025
Clovis Oncology, INC. $33.71 2019-2020
Takeda Pharmaceuticals U.S.A., INC. $33.31 2024 Iclusig
Blueprint Medicines Corporation $28.51 2024 Ayvakit
Monteris Medical Corporation $25.56 2024 Neuroblate
Accuray Incorporated $22.60 2022
Regeneron Healthcare Solutions, INC. $22.28 2023 Libtayo
Tersera Therapeutics LLC $20.19 2024 Zoladex
Beigene USA, INC. $18.62 2023 Brukinsa
Pharmacosmos Therapeutics INC. $18.26 2023 Monoferric
Karyopharm Therapeutics INC. $17.24 2025 Xpovio
Adc Therapeutics America, INC. $16.97 2023
Eisai INC. $16.94 2025
Taiho Oncology, INC. $15.85 2024
Emd Serono, INC. $15.50 2024
Jazz Pharmaceuticals INC. $13.73 2019
Syndax Pharmaceuticals, INC. $13.59 2025

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

Alden Klarer

$2,986.04

in general payments reported 2019-2025

Years
2019-2025
Top company
Merck Sharp & Dohme LLC
Context
The $892 reported for 2025 was more than what 82% of Radiation Oncology providers received nationally (typical 2025 total: $172).

https://glasscript.com/doctor/2776526/alden-klarer

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.