The medical billing company Episource has begun notifying millions of patients across the US about a data breach that took ...

A data breach at Episource has exposed the personal information of 5.4 million individuals after attackers accessed systems for 10 days ...

In a separate report, filed in the meantime with the US Department of Health and Human Services Office for Civil Rights, Episource confirmed that exactly 5,418,866 people were affected by the attack.