Disclosure tracker › Healthcare disclosures
Intelligence · Disclosure tracker
Healthcare disclosures
Public breach disclosures from regulators, court filings, company notices and news reporting, each recorded with its date and a link to the original. Updated daily.
5,370
Disclosures in the tracker, all years
2,084
Of those, indexed in 2026
147
Added in October
22
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 31 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
5,552 results · Healthcare disclosures. Clear filters
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patient records exposed in PEAR ransomware attack on healthcare billing company
1 Jul 2026
High1 Jul 2026
Exact Sciences/Abbott Diagnostics
Healthcare · Records not stated
Data breach exposed sensitive patient information from at-home diagnostic tests
1 Jul 2026
High1 Jul 2026
Partnered Health (Australian Healthcare)
Healthcare · Records not stated
Personal information and medical details stolen from 21 clinics in cyber-attack
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patient records exposed in PEAR ransomware attack on billing/practice management
1 Jul 2026
High1 Jul 2026
Employee social security numbers and personal data
Healthcare · Records not stated
Employee social security numbers and personal data exposed in healthcare advocacy vendor breach
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patient records exposed in PEAR ransomware attack; healthcare billing company
1 Jul 2026
High1 Jul 2026
AnMed
Healthcare · Records not stated
Cyberattack affected nonprofit health system; 10 facilities remain closed
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patients exposed in PEAR ransomware attack on medical billing company
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patient records exposed in PEAR ransomware attack
1 Jul 2026
High1 Jul 2026
Aesto Health
Healthcare · Records not stated
Data breach exposed patient health information, lawsuit possible
1 Jul 2026
High1 Jul 2026
Quantum Health
Healthcare · Records not stated
Healthcare vendor breach exposed employee social security numbers and personal data
1 Jul 2026
Critical1 Jul 2026
Conduent
Healthcare · 62,200,000 records
Healthcare data breach exposed 62.2 million records, third-largest US healthcare hack
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patients exposed in PEAR ransomware attack targeting medical billing company
1 Jul 2026
High1 Jul 2026
Partnered Health (Australian)
Healthcare · Records not stated
Cyber-attack exposed medical records including Medicare numbers, treatment details and pathology results
1 Jul 2026
High1 Jul 2026
Exact Sciences (Abbott)
Healthcare · Records not stated
Patient personal information from at-home diagnostic tests exposed
1 Jul 2026
High1 Jul 2026
Law Firm (New Jersey)
Healthcare · 13,000 records
Hospital records of 13K patients exposed in cyberattack on law firm representing healthcare organizations
1 Jul 2026
High1 Jul 2026
Abbott/Exact Sciences
Healthcare · Records not stated
Patient personal and health information exposed from at-home diagnostic tests
1 Jul 2026
Critical1 Jul 2026
Partnered Health (Australian clinics)
Healthcare · Records not stated
Medical records including Medicare numbers, treatment details, and pathology results exposed on dark web
1 Jul 2026
High1 Jul 2026
Exact Sciences/Abbott
Healthcare · Records not stated
Data breach exposed sensitive personal information from at-home test users
1 Jul 2026
High1 Jul 2026
Exact Sciences / Abbott
Healthcare · Records not stated
Patient sensitive and personal information exposed through at-home diagnostic tests
1 Jul 2026
High1 Jul 2026
South Florida Injury Centers
Healthcare · 1,525 records
1,525 individuals affected; SSNs and medical records (PHI/PII) exposed
1 Jul 2026
High1 Jul 2026
Partnered Health (Australia)
Healthcare · Records not stated
Personal information and medical details stolen from 21 clinics in cyber-attack
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
Healthcare billing company in Augusta, Georgia exposed 1.26M patient records in PEAR ransomware attack
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
Healthcare billing company PEAR ransomware attack exposed 1.26M patient records
1 Jul 2026
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