Change Healthcare Data Breach 2024 News. Department of health and human services has launched an investigation into unitedhealth group following the cyberattack on its change. After change healthcare, a technology company owned by unitedhealth group, reported a giant ransomware attack, you may have received a letter by mail.

But personal data was compromised. On march 13, 2024, change healthcare obtained a dataset of exfiltrated files that was safe to investigate and began preliminary targeted analysis.