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Why are some MRIs Bulk Billed and Others Not?

If you’ve ever wondered why some MRI scans are bulk billed while others aren’t, you’re not alone. Many Australians find this confusing, especially when one person’s scan is completely covered by Medicare but someone else must pay something out of pocket. The answer lies in how the Australian Government funds MRI services through Medicare, and it all comes down to eligibility, regulation and fairness in service access.
MRI technician caring for a patient as they go into an MRI scan

How does MRI bulk billing work?

In Australia, the government helps cover the cost of medical imaging through the Medicare Benefits Schedule (MBS). However, not every MRI machine or scan automatically qualifies for a Medicare rebate.

When Australia introduced MRI technology, the government limited the number of machines that could be “Medicare-licensed.” This was done to manage healthcare costs and make sure MRI services were distributed fairly across the country for patients.

This resulted in 3 tiers of MRI licensing:

  • Fully licensed MRI machines can attract a Medicare rebate for all types of MRI scans.
  • Partially licensed MRI machines are only eligible for rebates on scans of certain body areas or clinical conditions (for example, MRI of the knee or brain under specific circumstances).
  • Unlicensed MRI machines cannot attract any Medicare rebate, meaning the scan must be privately billed.

This system helps balance affordability, access and quality across both metropolitan and regional areas. Over time, more MRI machines have been added to the Medicare list, but not all are bulk billable for every scan.

When do Medicare rebates for MRIs apply?

Only specific MRI services listed on the MBS are eligible for a Medicare rebate, and therefore bulk billing. Even if your scan is performed on a fully licensed MRI machine, Medicare rebates only apply when specific MBS criteria are met. These criteria outline the medical reasons or conditions for which Medicare will fund the scan.

For example, some MRI rebates apply only to certain age groups or when there is a clear clinical need. The idea behind this is to ensure that scans are used appropriately, helping patients who will benefit most while maintaining sustainable healthcare spending.

If a scan falls outside the MBS criteria, it can still be performed but it won’t be bulk billed, and a private fee may apply even if the MRI is fully licensed.

Are MRIs bulk billed with a doctor’s referral?

Having a doctor’s referral doesn’t automatically mean your MRIs bulk billed. Medicare rebates aren’t only linked to the licensing status of the machine, but also to whether the referral comes from a GP or specialist, and the clinical justification provided by your doctor.

Some rebates are only available when your MRI is requested by your specialist. While other MRIs can be bulk billed if requested by your GP and specific clinical conditions are met.

This is why your GP or specialist will ask detailed questions about your symptoms and history before writing a referral. They need to ensure your scan meets the MBS requirements for Medicare funding.

MRI technician and radiographer caring for patient as they enter MRI scan
MRI technician discussing MRI scan with radiologist pointing at image on screen

Government Regulations on MRI Equipment

All diagnostic imaging, including MRIs, are government regulated to ensure patient safety and high-quality standards. The government also assigns a lifespan to make sure diagnostic imaging equipment stays up to date. Once the equipment reaches this ‘end of life’ time limit, then images taken on these MRIs can no longer be bulk billed. This ensures practices regularly replace or upgrade their equipment so that patients get the best quality imaging.


While these upgrades represent a significant investment for imaging providers, they are part of our commitment to delivering world-class imaging right here in Queensland.

The key takeaways

Having your MRIs bulk billed will depend on:

  • Whether the MRI machine is Medicare-licensed
  • If your referral from your doctor meets specific MBS criteria
  • Your provider’s ability to absorb the gap between Medicare rebates and the actual service costs.

Understanding these factors helps explain why MRI scan costs vary between patients and providers.

How can Sunshine Coast Radiology help?

At Sunshine Coast Radiology, we offer MRI scans at:

  • Caloundra, 67 Bowman Rd (Medicare licensed for bulk billing) 
  • Maroochydore, 49 Baden Powell Str (Medicare licensed for bulk billing) 
  • Maroochydore, 60 Wises Rd (Medicare licensed for bulk billing) 
  • Noosa, 28 Eenie Creek Rd (Unlicensed, fees apply)
  • SCUPH, 3 Doherty Str (Medicare licensed for bulk billing) 

 

Our radiologists and staff will work closely with your GP or specialist to ensure you receive the right scan for your needs.

If you have questions about whether your MRI may be eligible for bulk billing, our friendly booking team can guide you through what to expect and provide an estimate before your appointment. We accept all referrals, regardless of the template they’re printed on. You can also view your images in our IQ Vue patient App 7 days after your appointment.

Always speak with your GP or specialist about your symptoms so they can advise whether an MRI scan might be appropriate for your condition. If you receive a referral, our team at Sunshine Coast Radiology is ready to provide quality imaging and caring, professional support every step of the way.

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