Change Healthcare Data Breach 2024. After breaking records in 2023, the most significant breach hit in february when a ransomware attack targeted change healthcare, the nation's largest health care payment. The company is sending out notices by mail as it investigates who is affected and to what extent by a cybersecurity.

Chc is posting this substitute notice to provide customers and individuals with information about the criminal cyberattack on chc systems and to share resources available to people who. Here’s what you need to know about a data breach at change healthcare that had wide impacts this year.