Lonza Group (Switzerland)
280K pharmaceutical manufacturing records exposed
Healthcare Data Breaches (742 indexed)
Discovery Health (South Africa)
560K medical records compromised
Indian Council of Medical Research
81M citizen health records from Aadhaar-linked database exposed via API vulnerability
Atrium Health (2026)
1.8M patient records exposed in supply chain attack
Horizon Health (New Brunswick)
290K patient records stolen
Baptist Health (Florida)
340K patient records compromised
Cigna Group
1.4M member pharmacy and benefits records accessed via compromised business associate
Johnson & Johnson
620K patient medical device registration records exposed via compromised portal
Tenet Healthcare
2.4M patient records stolen from 65 hospitals in coordinated supply chain attack
Ramsay Health Care (Australia)
2.3M patient records stolen from Australian private hospital operator
Telus Health (Canada)
1.8M employee benefits records from Canadian health benefits platform compromised
AIIMS Delhi
2.1M patient records stolen in second cyberattack
The Ottawa Hospital
780K patient records exposed in data exfiltration
Inova Health (Virginia)
670K patient records exposed in vendor breach
Epic Systems (Vendor Incident)
2.1M patient records accessed via compromised third-party integration at EHR giant
MedStar Health (2026)
2.1M patient records compromised in ransomware incident
Cleveland Clinic
1.3M patient records exposed via zero-day in medical imaging PACS system
Copenhagen University Hospital
280K patient records stolen
Takeda Pharmaceutical (Japan)
670K clinical records compromised
NHS England (GP Surgeries)
2.6M patient records from 150+ GP surgeries exposed via shared IT platform compromise
Медицинская лаборатория Гемотест (Gemotest)
6,341,495 records exposed — Dates of birth, Email addresses, Genders, Government issued IDs and 4 more
Philips Healthcare
560K patient device records compromised
Royal Adelaide Hospital
340K patient records exposed
Cedars-Sinai Medical Center
420K patient records exposed via phishing attack on physician email accounts