Comprehensive Health Services
170K patient records exposed in data breach
Healthcare Data Breaches (742 indexed)
Community Health Systems (2020)
28.5M patient records exposed across hospitals
Universal Health Services (UHS)
400 facilities affected by Ryuk ransomware — largest medical cyberattack in US history at the time
Aetna ACE
484K member records exposed in vendor breach
Azura Vascular Care
348K patient records exposed
Southwest Virginia Community Health Systems
17K patient records exposed
Walgreens
72K patient records exposed in COVID-19 testing portal vulnerability
US Fertility
878K patient records exposed in ransomware attack
Universitatsklinikum Dusseldorf
Ransomware caused hospital patient death — first known fatality from cyberattack
Excellus BCBS
10M member records exposed including SSNs and financial data
ChristianaCare
180K patient records exposed via email phishing
Advocate Medical Group
4M patient records compromised
Independent Health
82K member records exposed in email breach
Einstein Healthcare Network
315K patient records exposed via email compromise
Luxottica / EyeMed
829K patient vision care records exposed
Banner Health
3.7M patient records exposed in cyberattack
Advent Health
47K patient records exposed in phishing attack
Aveanna Healthcare
166K patient records exposed in phishing
Health Net Federal Services
17K military beneficiary records exposed
Mercy Iowa City
93K patient records exposed in data breach
American Anesthesiology
1.27M patient records exposed in Mednax vendor breach
BioReference Laboratories
57K patient test records exposed
Methodist Hospitals (Gary IN)
68K patient records exposed in email compromise
PIH Health
189K patient records compromised in data breach