Medicare Data Breach Update 2025. The australian information commissioner is suing medibank over a data breach at the health insurer in 2022.; The centers for medicare & medicaid services (cms) is continuing to monitor and assess the impact that the cyberattack on unitedhealth group’s subsidiary change.
Unitedhealth pays a ransom of $22 million to hackers, who then disappear. The medibank and ahm hack was one of the largest.