Esse Health Data Breach Exposes 263,000 Patients Personal and Health Information post, juli 3, 2025 A significant cybersecurity incident at Esse Health has compromised the personal and health information of approximately 263,000 patients, marking one of the most substantial healthcare data breaches of 2025. The Missouri-based healthcare provider discovered suspicious network activity on April 21, 2025, which led to the immediate engagement of external cybersecurity and forensic specialists to investigate the extent of the compromise. Esse Health Data Breach Exposes 263,000 Patients Personal and Health Information: Esse Health Data Breach Exposes 263,000 Patients Personal and Health Information datalek 2025