The covered entity (CE), Pediatric Associates, reported that its business associate (BA) experienced a ransomware attack that affected the protected health information (PHI) of 13,000 individuals. The PHI involved included names, dates of births, addresses, Social Security numbers, diagnoses, lab results. and medications. The CE notified HHS, the media, and posted substitute notice on its website. In response to the breach, the CE implemented additional physical and technical safeguards, revised its policies and procedures, and terminated its business relationship with the BA. OCR provided the CE with technical assistance regarding the HIPAA Rules.