Pharmacy Benefit Manager MedImpact Healthcare Systems Begins Notifying Patients of October 2025 Network Intrusion; Healthcare Software Firm Rosch Visionary Systems Also Discloses Breach
MedImpact Healthcare Systems, a large pharmacy benefit management business associate, began mailing breach notification letters in September 2026 for a network intrusion that occurred in October 2025. The nearly year-long gap between incident and notification raises serious HIPAA breach notification rule compliance questions.