Mississippi health system shuts down clinics statewide after ransomware attack

February 21, 2026 - 22:26

A major healthcare system in Mississippi was forced to take its network of clinics offline this week following a significant ransomware attack. The cyber incident, launched on Thursday, prompted the immediate closure of all 35 affiliated clinics across the state as a precautionary measure to contain the breach and protect patient data.

Officials confirmed the attack disrupted critical systems, severely impacting clinical operations. The shutdown represents a widespread disruption to non-emergency medical services, affecting countless patients' appointments and access to routine care. While emergency rooms at associated hospitals remain open, the clinic closures highlight the vulnerability of healthcare infrastructure to digital threats.

The organization is working with cybersecurity experts to investigate the scope of the attack and restore systems safely. A primary focus is determining whether any protected patient health information was accessed or compromised during the incident. Patients with scheduled appointments are being contacted directly as the healthcare network works to resume normal operations, though no timeline for a full restoration has been provided. The event serves as a stark reminder of the growing risk cyberattacks pose to essential services and patient care continuity.