American Society for Therapeutic Radiology and Oncology (ASTRO)

Radiation oncologists, radiation oncology nurses, medical physicists, radiation therapists, dosimetrists and biologists comprise ASTRO’s more than 10,000 members , making it the largest radiation oncology organization of its kind. These medical professionals, found at hospitals and cancer treatment centers around the globe, make up the radiation therapy treatment teams that are critical in the fight against cancer. These teams, which often include a nutritionist and a social worker, treat more than 1 million cancer patients each year.

Among our members are healthcare professionals from distinguished community practice centers as well as major academic research facilities. ASTRO provides these hard-working men and women with the continuing medical education, health policy analysis, patient information resources and advocacy that they need to succeed in today’s ever-changing healthcare delivery system.