On May 29, 2015, the covered entity (CE), OhioHealth, discovered that an unencrypted portable computer drive (‘thumb drive”) was missing. This breach affected approximately 1,006 individuals. The types of protected health information (PHI) involved in the breach included patients’ names, medical record numbers, names of insurance companies, addresses, dates of birth, physicians’ names, referral and treatment dates, type of procedures, and in certain limited instances, clinical information and social security numbers. The CE provided breach notification to HHS, affected individuals, and the media. Following the breach, the CE sanctioned and retrained the employee who lost the thumb drive, suspended use of thumb drives in the involved department, and retrained employees. The CE also revised its policies on mobile storage device security and usage and on disposition of thumb drives. Additionally, the CE encrypted mobile storage devices and revised and launched annual compliance education for its employees. OCR obtained documentation that the CE implemented the corrective actions steps noted above.