Major Healthcare Data Breaches and Impacts in 2025
Healthcare organizations experienced a significant number of large-scale data breaches in 2025, with nearly 57 million individuals affected and at least 642 incidents reported to the Department of Health and Human Services (HHS) Office for Civil Rights. While this represents a notable decrease from the previous year, the sector continues to face substantial risks, with several high-profile breaches exposing sensitive patient information. Notable incidents include breaches at major healthcare providers and patient information portals, with some cases resulting in legal settlements and direct financial compensation to affected individuals.
Among the most impactful breaches, Consulting Radiologists Ltd. agreed to a $2.2 million settlement after a 2024 breach exposed the personal and medical data of approximately 512,000 people. Additionally, New Zealand's ManageMyHealth platform reported a breach potentially affecting over 108,000 users, highlighting the global nature of healthcare data security challenges. These incidents underscore the ongoing threat to patient privacy and the financial and reputational consequences for healthcare organizations that fail to adequately protect sensitive information.
Timeline
Jan 2, 2026
Consulting Radiologists agrees to $2.2 million breach settlement
By January 2026, Consulting Radiologists had agreed to a $2.2 million settlement to resolve the class action over its 2024 breach. The settlement addressed claims tied to the exposure of highly confidential information of 512,000 people.
Dec 31, 2025
Healthcare breaches in 2025 reach nearly 57 million affected individuals
By December 31, 2025, nearly 57 million individuals were known to be affected by healthcare data breaches reported or believed to have occurred in 2025. At least 642 breaches involving 500 or more individuals were listed on the HHS OCR breach portal.
Dec 31, 2025
ManageMyHealth breach potentially impacts more than 108,000 users
On Wednesday before the January 2, 2026 report, ManageMyHealth disclosed a breach affecting at least 108,000 users, or about 6% to 7% of its 1.8 million registered users. The New Zealand patient portal said it was notifying affected customers within 48 hours about the data accessed.
Nov 1, 2024
Class action filed over Consulting Radiologists data breach
In November 2024, a class action lawsuit was filed against Consulting Radiologists alleging it failed to adequately protect patient data following the breach. The suit sought relief for the exposure of sensitive information of roughly 512,000 people.
Apr 1, 2024
LockBit claims responsibility for Consulting Radiologists breach
In April 2024, the LockBit ransomware group claimed the Consulting Radiologists incident. The claim linked the earlier breach to a known ransomware operation.
Feb 1, 2024
Consulting Radiologists suffers data breach affecting 512,000 people
In February 2024, Consulting Radiologists Ltd. experienced a breach exposing highly sensitive personal, medical, and health insurance information. The incident ultimately affected about 512,000 individuals.
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