Cyberattack Prompts Suit Against Indiana Hospital Over Lost Data

Methodist Hospitals Inc. is the latest target of a federal lawsuit alleging a hospital’s failure to guard against a cyberattack led to the unauthorized disclosure of thousands of patients’ private health information.

Two patients sued the system Thursday on behalf of themselves and a class of about 68,000 members. They allege the system maintained patients’ private information on its computer network in a manner that made it vulnerable to cyberattacks, despite knowing of a risk that the system could be hacked.

The complaint filed in the U.S. District Court for the Northern District of Indiana claims patients’ names, demographic information, ...