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.
5,582
Disclosures in the tracker, all years
2,082
Of those, indexed in 2026
146
Added in October
21
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
Critical9 Aug 2026
CareCloud Health Tech
Healthcare · 345,000 records
345K patient SSNs and medical records stolen
9 Aug 2026
Critical9 Aug 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 healthcare billing company
9 Aug 2026
High9 Aug 2026
Clinton Health Access Initiative
Healthcare · Records not stated
Ransomware attack by INC_RANSOM group
9 Aug 2026
Critical9 Aug 2026
Conduent Business Services
Healthcare · 62,200,000 records
62.2M records exposed in healthcare breach
9 Aug 2026
Medium9 Aug 2026
Alcon
Healthcare · 218,395 records
218,395 records exposed, Email addresses, Names, Phone numbers, Physical addresses
9 Aug 2026
High9 Aug 2026
Breach
Healthcare · Records not stated
Breach exposed personal and medical information including Social Security numbers
9 Aug 2026
Critical9 Aug 2026
One Medical Seniors
Healthcare · Records not stated
Clinical records exfiltrated in third-party breach
9 Aug 2026
Critical8 Aug 2026
Exact Sciences Abbott
Healthcare · 10,900,000 records
10.9M patient health records publicly leaked
8 Aug 2026
Critical8 Aug 2026
Conduent Health Services
Healthcare · 62,000,000 records
62M records stolen via 3-month network intrusion
8 Aug 2026
Critical8 Aug 2026
Amgen Pharmaceuticals
Healthcare · Records not stated
Patient and corporate data stolen from cloud systems
8 Aug 2026
High7 Aug 2026
Yearslong data breach
Healthcare · Records not stated
Yearslong data breach exposed residents' private health-related information
7 Aug 2026
Critical7 Aug 2026
TriZetto (duplicate confirmation)
Healthcare · 3,400,000 records
Confirmed year-long hack of network exposed records on 3.4 million people
7 Aug 2026
Critical7 Aug 2026
Blue Cross Blue Shield
Healthcare · Records not stated
Massive data breach affecting health and insurance information; company delayed reporting to regulators
7 Aug 2026
Critical7 Aug 2026
TriZetto (Healthcare Tech Provider)
Healthcare · Records not stated
More than 3 million Americans impacted by 2024 breach affecting multiple states
7 Aug 2026
High7 Aug 2026
Partnered Health (Australian Clinics)
Healthcare · Records not stated
Cyber-attack exposed medical records including Medicare numbers and pathology results
7 Aug 2026
Critical7 Aug 2026
VITAS Hospice Services
Healthcare · 300,000 records
300K patient records exposed via vendor account
7 Aug 2026
Critical7 Aug 2026
NYC Health Hospitals
Healthcare · 1,800,000 records
1.8M patient records and biometric data stolen
7 Aug 2026
High7 Aug 2026
7 Aug 2026
High7 Aug 2026
ADG Healthcare
Healthcare · Records not stated
Healthcare records compromised by OROVA actor
7 Aug 2026
Critical7 Aug 2026
MCBS Billing Services
Healthcare · Records not stated
3TB PHI and payment data stolen via ransomware
7 Aug 2026
High7 Aug 2026
Partnered Health
Healthcare · Records not stated
Cyber-attack on Australian healthcare provider exposed personal and medical details from 21 clinics
7 Aug 2026
Critical7 Aug 2026
Exact Sciences
Healthcare · 10,869,543 records
10,869,543 records exposed, Dates of birth, Email addresses, Genders, Names and 3 more
7 Aug 2026
Critical7 Aug 2026
Unlimited Systems Health IT
Healthcare · 442,000 records
442K patient records exposed in ransomware attack
7 Aug 2026
Critical7 Aug 2026
NYC Health + Hospitals
Healthcare · 1,800,000 records
1.8M records with biometrics and SSNs stolen
7 Aug 2026
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