MBS item

65099
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Crossmatch compatibility testing for up to 6 blood units in one day, including direct donor red cell testing against patient serum, blood grouping, antibody screening and identification, and related serological tests.

Category 6 · Pathology services[Group P1](/groups/P1)

Schedule fee$114.40

100% benefitGP, out of hospital—

85% benefitOut of hospital$97.25

75% benefitIn hospital$85.80

The schedule fee for MBS item 65099 is $114.40. Medicare pays $97.25 (85%) out of hospital, or $85.80 (75%) for a privately admitted patient in hospital. Fee effective 1 July 2026.

Gap for what you charge
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Your fee$

Out of hospitalIn hospital (private)

Medicare pays$97.25

Patient gap$17.15

Bulk billing means accepting $97.25 as full payment, with no gap and no extra charges. [Add incentives](/bulk-billing?item=65099)

Item descriptor
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Compatibility tests by crossmatch - all tests performed on any 1 day for up to 6 units, including: (a) direct testing of donor red cells from each unit against the serum of the patient by one or more accepted crossmatching techniques; and (b) all grouping checks of the patient and donor; and (c) examination for antibodies, and if necessary identification of any antibodies detected; and (d) (if performed) any tests described in item 65060, 65070, 65090 or 65096 (Item is subject to rule 5)

[Explanatory notes and rules on MBS Online ↗](https://www9.health.gov.au/mbs/fullDisplay.cfm?type=item&q=65099)

Health fund and DVA rates
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Total fee each scheme recognises for this item in hospital.

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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=65099) before billing. This is a reference tool, not billing or financial advice.