Laboratory Corporation of America Holdings dba LabCorp reported to HHS on 2019-07-13 a Hacking/IT Incident affecting 10,251,784 individuals. The breach involved its business associate, Retrieval-Masters Creditors Bureau, Inc. (AMCA), which suffered a cyber-attack exposing patient PHI (names, SSNs, health info) stored on network servers. LabCorp notified HHS, individuals, and media, and terminated its relationship with AMCA.