The Radiation Center of Greater Nashua provides convenient, local access to the highest quality radiation therapy services to the greater Nashua area. Accredited by the American College of Radiology and operating under the direction of Radiation Oncology Associates, PA, the Radiation Center of Greater Nashua was established collaboratively in 1992 by Dartmouth Hitchcock Memorial Hospital, Southern New Hampshire Medical Center and St. Joseph Hospital.

Since then, we have helped thousands of local New Hampshire patients and their families, delivering exceptional treatment with sophisticated technology in a setting that is comforting and easy to reach. We’re proud to continue to demonstrate the power of institutions working together to improve the health of our community.


Innovative Technology - Close to Home

We bring the most innovative technology available to Nashua! Our commitment to continually invest in innovative technology enables the Radiation Center of Greater Nashua to bring the highest quality treatment available to Southern New Hampshire. We utilize equipment that is state of the art and similar to many of the larger centers that require travel time away from your home and family. It is our mission to provide the same excellent standard of care, exceptional treatment close to home.

Schedule a Tour

Contact us today to schedule a tour: (603) 880-1590. Our office hours are Monday - Friday 8:00 am - 4:30 pm.


11 North Southwood Drive, Nashua, NH 03063


From Route 3 (Everett Turnpike) take Exit 8 (101A – West, toward Amherst, Milford). Follow the Exit 8 ramp to the first set of lights and turn right onto North Southwood Drive. The Radiation Center of Greater Nashua is on the left.

Bus Service Now Available

Bus Service is now available from the Nashua Transit System, Route 2A. Learn more here!




At the Radiation Center of Greater Nashua, you’ll receive the most
sophisticated treatment available, in the most convenient place possible!