Short answer: A healthcare professional requests the scan; the receiving service arranges the appointment. GPs, urgent-care doctors and nurse practitioners can request listed community X-rays, CT scans and diagnostic ultrasound under national criteria where the local funded pathway operates. MRI has a separate ACC route for authorised GP and nurse-practitioner referrals of selected knee, lumbar and cervical spine injuries, alongside public and private care. Write down where your referral goes. For a life-threatening emergency, call 111 for an ambulance.
On this page
Who can request a diagnostic scan?
A referral tells the imaging service what needs investigating. Your healthcare provider requests the test; the service then uses that request to arrange the examination. If you do not already have a referrer, your general practice is a sensible first contact for a non-emergency problem.
For MRI, you need a healthcare provider’s referral. For community X-ray, CT and diagnostic ultrasound, the programme accepts requests from GPs, urgent-care doctors and nurse practitioners, as shown below.
Referral routes reviewed September 2026.
Can I book an appointment myself?
Having a referral and making the appointment are separate steps. Public services usually send appointment details by letter or phone. If you are contacting a private service, have the referral available and follow its booking process. Ask the service whether it has accepted the referral and how payment will work.
Before leaving the referrer, write down the service that will receive the request. “A referral was sent” is much easier to follow up when you know where it went.
How does funding change the referral?
The community programme provides free imaging for accepted requests that meet its national criteria. Some CT criteria require specialist or radiologist advice as part of the request. Ask your practice whether its local community pathway is operating and which criterion applies to the requested scan.
For ACC MRI, the GP or nurse practitioner must have ACC authorisation, and the knee, lumbar spine or cervical spine injury must meet the pathway conditions. This is a defined injury route.
Read the MRI or CT cost guide for the payment rules and a quote request.

Referral and appointment steps: Health NZ scan information.
How do I find the right clinic?
For a private service, open the MRI clinic finder or CT clinic finder. Each clinic page provides contact details. Find a clinic helps compare locations.
What if I have not heard back?
Contact your referring healthcare provider or hospital doctor if appointment details do not arrive. Ask them to check two things:
- Has the receiving service received the referral?
- Does it need any more information before it can arrange an appointment?
The first question checks that the request arrived. The second identifies something your referrer can help resolve. Use the stalled-appointment guide for further follow-up steps.
Sources and review
Reviewed 6 September 2026 against the ACC service schedule, Health NZ appointment information, MRI referral information, community radiology, ACC high-tech imaging guidance, ACC payment guidance, emergency help. These documents identify the eligible referrers and funding routes. The receiving service can confirm receipt and acceptance of your particular request.
This article is general information, not personal medical advice. Ask your referrer which service is available, and ask the clinic whether public funding or ACC cover applies and what you will need to pay.
Last updated September 2026
Sources, method, and medical context
This article is published by Radiology Clinics NZ and reviewed for medical-adjacent accuracy by Dr. Mark Bekhit, radiologist. It is general information only and does not replace advice from your own doctor, referrer, clinic, insurer, or Health New Zealand service.
Official references
- Health New Zealand: scans and X-rays
- Health New Zealand: community-referred radiology service
- Radiology Clinics NZ: how the directory is built
Related directory pages
Radiology clinics directoryBrowse by scan typeBrowse by cityHow this directory is built
Last editorial review: 2026-06-30.

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