Physician profile

Brian G Vikstrom

Hematology & Oncology · Vacaville, CA

NPI 1285730820

$3,048.62

in general payments reported to CMS, 2019-2025

30 companies · $1,079 in 2025

The $1,079 reported for 2025 was more 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)
Food and Beverage$2,728.59
Education$31.80

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 $435.03 2023-2025 Keytruda, Lynparza, Keytruda Qlex
Pfizer INC. $312.41 2021-2025
Novartis Pharmaceuticals Corporation $294.29 2023-2025
Takeda Pharmaceuticals U.S.A., INC. $173.44 2019-2025 Iclusig, Fruzaqla, Entyvio
Eisai INC. $173.12 2022-2025
Daiichi Sankyo INC. $156.05 2023-2025 Enhertu, Datroway
Lilly USA, LLC $154.24 2019-2024 Jaypirca, Verzenio
Astrazeneca Pharmaceuticals Lp $142.81 2023-2025 Imfinzi, Calquence, Lynparza
Celgene Corporation $116.90 2024-2025 Reblozyl
Abbvie INC. $109.89 2024-2025
Array Biopharma INC $107.06 2023-2025 Braftovi, Lorbrena, Mektovi
Genentech USA, INC. $88.70 2023-2024 Tecentriq, Phesgo, Alecensa
Servier Pharmaceuticals LLC $86.51 2023-2025
Genzyme Corporation $73.43 2019-2023
Incyte Corporation $68.04 2024-2025 Jakafi
Show all 30 companies
CompanyGeneral paymentsYearsTop products
Janssen Biotech, INC. $63.01 2023-2024 Imbruvica, Rybrevant, Darzalex
Beone Medicines USA, INC. $62.18 2025 Tevimbra
Glaxosmithkline, LLC. $57.97 2025 Ojjaara, Blenrep
Ipsen Biopharmaceuticals, INC $50.32 2024-2025 Onivyde
E.R. Squibb & Sons, L.L.C. $46.89 2023-2025 Opdivo, Opdualag
Astellas Pharma US INC $36.49 2024 Padcev, Xtandi
Deciphera Pharmaceuticals INC. $35.48 2025 Romvimza, Qinlock
Bayer Healthcare Pharmaceuticals INC. $34.85 2022
Seagen INC. $30.07 2023
Beigene USA, INC. $29.88 2025 Tevimbra
Pharmacyclics LLC, An Abbvie Company $24.91 2023 Imbruvica, Epkinly
Sun Pharmaceutical Industries INC. $24.71 2024
Gilead Sciences, INC. $22.79 2025 Trodelvy
Janssen Pharmaceuticals, INC $19.07 2023 Xarelto
Amgen INC. $18.08 2023 Lumakras

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

Brian G Vikstrom

$3,048.62

in general payments reported 2019-2025

Years
2019-2025
Top company
Merck Sharp & Dohme LLC
Context
The $1,079 reported for 2025 was more than what a typical Hematology & Oncology provider received nationally (typical 2025 total: $686).

https://glasscript.com/doctor/968697/brian-g-vikstrom

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.