MBS item

64990
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Bulk-billed diagnostic imaging for patients under 16 or Commonwealth concession card holders, unreferred and not admitted to hospital.

Category 5 · Diagnostic imaging services[Group I6](/groups/I6)

Schedule fee$8.25

100% benefitGP, out of hospital—

85% benefitOut of hospital$7.05

75% benefitIn hospital—

The schedule fee for MBS item 64990 is $8.25. Medicare pays $7.05 (85%) out of hospital. Fee effective 1 July 2026.

Gap for what you charge
-----------------------

Your fee$

Out of hospital

Medicare pays$7.05

Patient gap$1.20

Bulk billing means accepting $7.05 as full payment, with no gap and no extra charges. [Add incentives](/bulk-billing?item=64990)

Item descriptor
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A diagnostic imaging service to which an item in this table (other than this item or item 64991, 64992, 64993, 64994 or 64995) applies if: (a) the service is an unreferred service; and (b) the service is provided to a person who is under the age of 16 or is a Commonwealth concession card holder; and (c) the person is not an admitted patient of a hospital; and (d) the service is bulk-billed in respect of the fees for: (i) this item; and (ii) the other item in this table applying to the service

[Explanatory notes and rules on MBS Online ↗](https://www9.health.gov.au/mbs/fullDisplay.cfm?type=item&q=64990)

Guides
------

- [How Medicare benefits work: schedule fees, 75%, 85% and 100%](/guides/how-medicare-benefits-work)
- [Medicare safety nets explained: original and extended (EMSN) thresholds for 2026](/guides/medicare-safety-nets)
- [In-hospital billing: the 75% benefit, the 25% fund benefit, and no-gap and known-gap schemes](/guides/in-hospital-billing-and-gap-cover)
- [Bulk billing incentives and BBPIP explained: 2026 amounts by MM area](/guides/bulk-billing-incentives)
- [The MBS multiple operation rule and surgical assistant fees](/guides/multiple-operation-rule)
- [Assignment of benefit for bulk billing: the changes from 1 July 2026](/guides/assignment-of-benefit-2026)
- [MBS telehealth rules: the eligible telehealth practitioner and phone items](/guides/mbs-telehealth-rules)
- [GP chronic condition management plans: items 965 and 967 explained](/guides/chronic-condition-management-plans)
- [Medicare billing compliance: claim time limits, records and the 80/20 rule](/guides/medicare-billing-compliance)

Data source: [Australian Government Medicare Benefits Schedule](https://www.mbsonline.gov.au/) · Record updated 1 September 2026. Health fund rates come from each fund's published schedule. Verify item descriptors, rules and fees on [MBS Online](https://www9.health.gov.au/mbs/fullDisplay.cfm?type=item&q=64990) before billing. This is a reference tool, not billing or financial advice.