The Luminis Health Cyberattack: What Hospital Downtime Costs

"The real cost of a dark EHR" — a Spare Tire point of view on the Luminis Health cyberattack.

TL;DR Luminis Health, a major Maryland health system, confirmed a cybersecurity incident on September 1, 2026. Patient portals went offline and staff at Anne Arundel Medical Center and Doctors Community Medical Center reported system outages. Luminis has not said whether patient data was accessed, and no attacker has been named. The lasting damage in incidents […]