CRG is a large, multi-subspecialty radiology group serving the communities in the South Island of New Zealand, from South Canterbury to Marlborough and including Westland. We are ready to assist our referring health practitioners and their patients with all their diagnostic medical imaging and interventional radiology needs. There is a large amount of information on this site to help you, including how to refer and arrange appointments for your patients, our policies related to privacy and security of health data, our fee structures, how to view or receive digital images, how to contact us and a whole lot more. CRG owns and operates twelve diagnostic medical imaging clinics in Christchurch: