Iroquois Memorial Hospital reported a data breach linked to a December 2025 security incident at Aesto Health, a third-party data migration and archiving company. The hospital made the disclosure in August 2026. A class action lawsuit investigation was announced following the incident.
Reports indicate that Social Security Numbers were exposed in the breach. The specific number of individuals affected by this incident has not been publicly disclosed.
Additional details about the breach, including the full scope of compromised data and the exact number of affected individuals, may emerge as investigations continue. Consumer notification dates have not been made public.