Physician profile

William E Rietkerk

Dermatology · Thousand Oaks, CA

NPI 1720311400

$9,623.08

in general payments reported to CMS, 2019-2025

30 companies · $3,828 in 2025

The $3,828 reported for 2025 was more than what 88% of Dermatology providers received nationally (typical 2025 total: $772).

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$5,173.25
Consulting Fee$1,950.00
Education$384.63

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
Ucb, INC. $2,302.92 2021-2025 Bimzelx
Regeneron Healthcare Solutions, INC. $1,025.51 2019-2025 Dupixent
Genzyme Corporation $925.05 2022-2025
Galderma Laboratories, L.P. $912.32 2019-2025 Aklief, Epsolay, Nemluvio
Sun Pharmaceutical Industries INC. $870.61 2019-2025 Winlevi, Ilumya, Odomzo
Abbvie INC. $647.36 2019-2025 Skyrizi, Rinvoq
Janssen Biotech, INC. $644.37 2021-2025 Tremfya
Amgen INC. $380.13 2022-2025 Otezla, Otezla
Leo Pharma INC. $372.82 2022-2025 Adbry, Anzupgo
Pfizer INC. $309.83 2022-2025
Lilly USA, LLC $282.48 2022-2025 Ebglyss, Taltz, Olumiant
Incyte Corporation $150.65 2023-2025 Opzelura
Mayne Pharma Commercial LLC $120.42 2022-2025
Ortho Dermatologics, A Division of Bausch Health US, LLC $114.09 2020-2024 Arazlo, Cabtreo, Jublia
Novartis Pharmaceuticals Corporation $114.07 2022-2025
Show all 30 companies
CompanyGeneral paymentsYearsTop products
Arcutis Biotherapeutics, INC. $100.01 2023-2025 Zoryve
Journey Medical Corporation $67.01 2025
Boehringer Ingelheim Pharmaceuticals, INC. $43.90 2023-2024 Spevigo
Merz North America, INC. $28.69 2022
Organon LLC $24.08 2025 Vtama
Almirall LLC $23.16 2020
Verrica Pharmaceuticals INC. $22.97 2024 Ycanth
Vyne Pharmaceuticals INC. $22.47 2021
Organogenesis INC. $22.45 2019
E.R. Squibb & Sons, L.L.C. $20.75 2023
Biofrontera INC. $18.42 2023 Ameluz, Xepi, Bf-Rhodoled
Cipher Pharmaceuticals US LLC $16.00 2025 Natroba, Spinosad
Lnhc, INC $14.18 2025 Zelsuvmi
Botanix Sb INC $14.04 2025 Sofdra
Epi Health, LLC $12.32 2020

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

William E Rietkerk

$9,623.08

in general payments reported 2019-2025

Years
2019-2025
Top company
Ucb, INC.
Context
The $3,828 reported for 2025 was more than what 88% of Dermatology providers received nationally (typical 2025 total: $772).

https://glasscript.com/doctor/259608/william-e-rietkerk

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.