Earlier this month, the CEO of UnitedHealth Group was called to testify before the U.S. House of Representatives and U.S. Senate regarding his company’s handling of a major cyberattack on its wholly owned health IT subsidiary company, Change Healthcare. Considering that the massive company interacts with nearly a third of all medical records and has just acknowledged that a “substantial proportion of people in America” could be impacted in some form or another due to the breach, Congressional hearings on the issue are likely justified.