As of writing, the following healthcare providers are confirmed as impacted by the ransomware attack at ESO:
- Mississippi Baptist Medical Center
- Community Health Systems Merit Health Biloxi
- Merit Health River Oaks
- ESO EMS Agency
- Forrest Health Forrest General Hospital
- HCA Healthcare Alaska Regional Hospital
- Memorial Hospital at Gulfport Health System
- Providence St Joseph Health (Providence Kodiak Island Medical Center)
- Providence Alaska Medical Center
- Universal Health Services (UHS) Manatee Memorial Hospital
- Desert View Hospital
- Ascension Providence Hospital in Waco
- Tallahassee Memorial
- Manatee Memorial Hospital
- CaroMont Health