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Luminis Health Data Breach Investigation

On Behalf of | Sep 11, 2026 | Firm News |

Luminis Health (“Luminis”) is a non-profit healthcare network based in Annapolis, Marland. Luminis operates Luminis Health Doctors Community Medical Center, Anne Arundel Medical Center, and over 100 practice locations. The healthcare network recently experienced a data security incident, potentially impacting sensitive information belonging to Luminis patients.

On August 31, 2026, according to reporting by WBAL-TV 11 News, Luminis informed state authorities that “technology issues” necessitated rerouting certain patients. Luminis has since confirmed that an unauthorized criminal actor carried out a cyber-attack against their systems. The data breach impacted patient care as some patients’ appointments and treatments were cancelled, MyChart was down, and Luminis facilities reverted to paper records. A September 10, 2026, incident update from Luminis describes continued network disruption. Luminis is conducting an ongoing investigation of the data security incident.

If you are a patient at Luminis Health Doctors Community Medical Center, Anne Arundel Medical Center, or a Luminis practice, you can contact Goldenberg Schneider, LPA for additional information about your legal rights by calling 513-982-1569, sending an email to [email protected] or completing the “Contact Us” form to the right.

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