Viamedis / Almerys (France)
33M health insurance records stolen from two major French third-party payment providers
Healthcare Data Breaches (727 indexed)
Lurie Children's Hospital (Chicago)
791K pediatric patient records exposed in Rhysida ransomware attack — systems down 6 weeks
Lurie Children's Hospital
790K pediatric patient records stolen in Rhysida ransomware
Ambulance Victoria
30,000+ employee records stolen by Agenda ransomware group
Trillium Health Partners (Ontario)
420K patient records compromised in ransomware attack
Select Medical Holdings
380K patient records from rehabilitation hospitals exposed via compromised EHR vendor
Regal Medical Group
3.3M patient records exposed in data exfiltration incident
Montefiore Medical Center
260K patient records stolen by insider threat employee
Riverside Community Care
25K patient records exposed
Integris Health (Oklahoma)
2.4M patient records stolen — attackers emailed patients directly demanding payment
Anna Jaques Hospital (Massachusetts)
316K patient records exposed after Christmas Day ransomware attack — Money Message gang
St Vincent's Health Australia
Cyberattack on Australia's largest non-profit hospital network — data stolen
Regal Medical Group (California)
3.3M patient records exposed in ransomware attack — delayed 6-month notification
PhyAmerica / Envision Healthcare
590K patient records exposed
Cardiovascular Consultants
484K patient records exposed
Geisinger Wyoming Valley
72K patient records exposed in insider breach
Geisinger Health System
1.2M patient records accessed by former Nuance employee — insider threat incident
Geisinger Health
1.2M patient records accessed by former Nuance employee before account was disabled
Integris Health
2.4M patient records stolen and patients extorted directly by hackers
Ardent Health Services
Ransomware forced ER diversions at 30 hospitals in 6 states — 190K records exposed
Eastern Radiologists
887K patient radiology records exposed
Fred Hutchinson Cancer Center (Seattle)
Cancer patients extorted directly after Hunters International ransomware attack — 1M records
ALAB Laboratoria (Poland)
200,000 patient test results published online — Poland's largest lab chain
Concentra Health Services (PJ&A)
3.9M patient records exposed through transcription vendor