Contacts healthdirect hotline Service Call this number to speak to a registered nurse about your health concerns. The hotline is open 24 hours a day, 7 days a week. 1800 022 222 Mitochondrial donation contact Department of Health and Aged Care Contact us if you have questions about mitochondrial donation. Australian Government Department of Health mito@health.gov.au Last updated: 29 November 2022 Tags: Reproductive health