
Ellis Medicine Data Breach
NOTICE: If you received a NOTICE OF DATA BREACH letter from Ellis Medicine, contact the Arnold Law Firm at (916) 777-7777 to discuss your legal options, or submit a confidential Case Evaluation form here. On July 22, 2025, Ellis Medicine (“Ellis”) reported a significant cybersecurity incident to the Maine Attorney General’s Office (the “Data Breach”). The organization discovered “suspicious activity” in an employee’s email account and promptly initiated a forensic investigation with external cybersecurity specialists, concluding the review on May 14, 2025. The breached email account was accessed during two separate periods—January 17–24, 2025, and March 27–April 5, 2025.Approximately 13,383 individuals have been impacted. Recently, Ellis has begun sending data breach notification letters to affected individuals. These communications include an


