Postmeds / Truepill Pharmacy
2.4M prescription records exposed — medication names and health conditions leaked
Healthcare Data Breaches (742 indexed)
Hospital Sisters Health System (HSHS)
882K patient records exposed across 15 hospitals — unauthorized network access
Hospital Sisters Health System
882K patient records exposed in ransomware
Singing River Health System
895K patient records exposed in Rhysida ransomware
Children's National Hospital
188K patient records exposed
UMass Memorial Health
210K patient records exposed via compromised employee email — 15-month undetected access
Advanced Health & Care (NHS Supplier)
83K patient records exposed when NHS 111 software provider hit by LockBit
Prospect Medical Holdings
Rhysida ransomware disrupted 16 hospitals across 4 states — patient records stolen
Prospect CT hospitals (Waterbury, Manchester)
270K patient records exposed in Rhysida ransomware
McLaren Port Huron
38K patient records exposed in BlackCat ransomware
McLaren Bay Region
85K patient records exposed
McLaren Health Care
2.2M patient records compromised in ALPHV/BlackCat ransomware attack
McLaren Oakland
73K patient records exposed
McLaren Greater Lansing
94K patient records exposed
McLaren Macomb
92K patient records exposed in BlackCat ransomware
McLaren Flint
68K patient records exposed
McLaren Northern Michigan
62K patient records exposed
Welltok (Health Engagement)
8.5M patient records exposed via MOVEit vulnerability at health engagement platform
Welltok Patient Engagement Platform
8.5M patient records exposed via MOVEit Transfer vulnerability — multi-insurer impact
Welltok
8.5M patient records exposed via MOVEit vulnerability
Legacy Community Health
228K patient records exposed in data breach
Retina Group of Washington
455K patient records exposed in ransomware
Sutter Health (vendor)
845K patient records exposed through vendor compromise
Robeson Health Care Corporation
15K patient records exposed