North America Radiation Oncology Market Size & Outlook

The radiation oncology market in North America is expected to reach a projected revenue of US$ 15,243.7 million by 2033. A compound annual growth rate of 11.4% is expected of North America radiation oncology market from 2026 to 2033.
Revenue, 2025 (US$M)
$6,484.2
Forecast, 2033 (US$M)
$15,243.7
CAGR, 2026 - 2033
11.4%
Report Coverage
North America

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North America radiation oncology market, 2021-2033 (US$M)

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North America radiation oncology market highlights

  • The North America radiation oncology market generated a revenue of USD 6,484.2 million in 2025.
  • The market is expected to grow at a CAGR of 11.4% from 2026 to 2033.
  • In terms of segment, external beam radiation therapy (ebrt) was the largest revenue generating treatment type in 2025.
  • Systemic Targeted Radiation Therapy is the most lucrative treatment type segment registering the fastest growth during the forecast period.
  • Country-wise, U.S. is expected to register the highest CAGR from 2026 to 2033.


North America data book summary

Market revenue in 2025USD 6,484.2 million
Market revenue in 2033USD 15,243.7 million
Growth rate11.4% (CAGR from 2026 to 2033)
Largest segmentExternal beam radiation therapy (ebrt)
Fastest growing segmentSystemic Targeted Radiation Therapy
Historical data covered2021 - 2024
Base year for estimation2025
Forecast period covered2026 - 2033
Quantitative unitsRevenue in USD million
Market segmentationExternal Beam Radiation Therapy (EBRT), Internal Beam Radiation Therapy, Systemic Targeted Radiation Therapy
Key market players worldwideSiemens Healthineers AG ADR, Elekta AB ADR, BD, Accuray Inc, IBA RadioPharma Solutions, IsoRay, MeVis Medical Solutions AG, Nordion, Ntp Radioisotopes, Curium Pharma, ViewRay


Other key industry trends

  • In terms of revenue, North America region accounted for 46.2% of the global radiation oncology market in 2025.
  • Globally, North America is projected to lead the regional market in terms of revenue in 2033.
  • Asia Pacific is the fastest growing regional market and is projected to reach USD 7,241.2 million by 2033.

External beam radiation therapy (ebrt) was the largest segment with a revenue share of 79.69% in 2025. Horizon Databook has segmented the North America radiation oncology market based on external beam radiation therapy (ebrt), internal beam radiation therapy, systemic targeted radiation therapy covering the revenue growth of each sub-segment from 2021 to 2033.


North America radiation oncology market is expected to be driven by factors such as rising incidence of cancer, growing geriatric population, high healthcare expenditure, and supportive government funding. In addition, presence of organizations such as the American Society for Radiation Oncology (ASTRO), world’s largest radiation oncology society with over 10,000 members including radiation therapists. 

Biologists, nurses, physicians, and other healthcare professionals is anticipated to further propel the market growth. The society aims to improve patient care through training and education. It also promotes continuous cancer research and new approaches involved in radiation treatment and encourages adoption of radiation oncology. 

In addition, favorable regulatory policies and increasing investments by pharmaceutical companies are expected to further boost market growth. Governments in North American countries are focusing on increasing the production of medical isotopes and therefore.

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Radiation Oncology Market Scope

Radiation oncology market segmentation & scope

Radiation Oncology Market Companies

Name Profile # Employees HQ Website
ViewRay View profile 251-500 Oakwood, Ohio, United States, North America http://www.viewray.com
Curium Pharma View profile 1001-5000 Paris, Ile-de-France, France, Europe https://www.curiumpharma.com/contact/
Ntp Radioisotopes View profile 251-500 Brits, NA - South Africa, South Africa, Africa https://www.ntp.co.za/
Nordion View profile 251-500 Kanata, Ontario, Canada, North America http://nordion.com
MeVis Medical Solutions AG View profile 101-250 Bremen, Bremen, Germany, Europe http://www.mevis.de/
IBA RadioPharma Solutions View profile 1001-5000 Louvain-la-neuve, Vlaams-Brabant, Belgium, Europe https://www.iba-radiopharmasolutions.com/
Accuray Inc View profile 1024 1240 Deming Way, Madison, WI, United States, 53717 https://www.accuray.com
IsoRay View profile 51-100 Richland, Washington, United States, North America https://isoray.com/
Elekta AB ADR View profile 4584 Kungstensgatan 18, Box 7593, Stockholm, Sweden, SE-103 93 https://www.elekta.com
BD View profile 10001+ Franklin Lakes, New Jersey, United States, North America https://www.bd.com
Siemens Healthineers AG ADR View profile 71400 Siemensstr. 3, Forchheim, BY, Germany, 91301 https://www.siemens-healthineers.com

North America radiation oncology market size, by country, 2021-2033 (US$M)

North America Radiation Oncology Market Outlook Share, 2025 & 2033 (US$M)

North America radiation oncology market size, by country, 2021-2033 (US$M)

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