Data Breach at Kaiser Permanente Discloses Information on 70,000 Patients

Kaiser Permanente, the largest nonprofit health plan provider in the United States, has disclosed a data breach that exposed the sensitive health information of almost 70,000 patients. In a notice to patients on June 3, Kaiser revealed that someone gained access to an employee’s emails at the Kaiser Foundation Health Plan of Washington on April 5 that contained protected health information — including patient names, dates of service, medical record numbers and lab test result information.