The covered entity (CE), Premier Health Partners, reported that multiple employees were the victims of an email phishing attack that affected the electronic protected health information (ePHI) of 254,786 individuals. The ePHI involved included names, addresses, dates of birth, drivers’ license numbers, Social Security numbers, claims and financial information, diagnosis, and other treatment information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to better protect its ePHI. OCR provided the CE with technical assistance regarding the HIPAA Security and Breach Notification Rules.