United Medical Systems (DE), Inc. identified an external system breach, described as a hacking incident, which occurred on December 19, 2025. The company discovered the breach on April 20, 2026, and began notifying consumers on May 20, 2026. The incident was reported to the Maine Attorney General on the same day as consumer notifications.
The breach affected 485 individuals, with 4 of those individuals being residents of Maine. The compromised data included names or other personal identifiers in combination with unidentified sensitive data types. The company offered 12 months of credit and identity monitoring and theft restoration assistance through Kroll to affected individuals. The specific types of personal information beyond names or identifiers have not been publicly detailed.
Details about data breaches can emerge over time, and notifications may be delayed.