Horizon Healthcare RCM Data Breach Notice (Montana Attorney General)
If you were named in this filing, here’s what the filing says was exposed, and what to do about it.
Horizon Healthcare RCM notified Montana residents of a data breach in a filing reported to the Montana Department of Justice on November 26, 2025. The filing puts the incident itself on December 26, 2024.
Report details & sourcing
Severity
Low
contact details only, none of them permanent
Disclosed
November 26, 2025
Last reviewed
July 22, 2026
Affected
8
Data exposed
Personal information (per the breach notification)
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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