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.
5,292
Disclosures in the tracker, all years
2,005
Of those, indexed in 2026
50
Added in October
9
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 18 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
4,963 results · Healthcare disclosures. Clear filters
Medium21 Jul 2026
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Using social engineering, hackers compromised employee accounts with access to personal and health information.
The post Clover Health Investments Discloses Data Breach appeared first on SecurityWeek.
21 Jul 2026
High15 Jul 2026
Trevor Long
Healthcare · Records not stated
Trevor Long reports: A large health care chain that owns family medical clinics across Australia has been the victim of a cyber breach which has exposed the data of their patients, including potentially treatment…
15 Jul 2026
Critical9 Jul 2026
NYC Health Hospitals
Healthcare · 1,800,000 records
1.8M patient records exposed via vendor compromise
9 Jul 2026
Critical9 Jul 2026
One Medical Senior Care
Healthcare · Records not stated
Archived elderly patient clinical records breached
9 Jul 2026
Critical9 Jul 2026
NYC Health + Hospitals
Healthcare · 1,800,000 records
1.8M records stolen including biometrics
9 Jul 2026
Critical9 Jul 2026
AdaptHealth Corp
Healthcare · Records not stated
Patient PHI and billing credentials accessed
9 Jul 2026
Critical9 Jul 2026
NYC Health Hospitals
Healthcare · 1,800,000 records
1.8M records stolen including biometrics and SSNs
9 Jul 2026
Critical9 Jul 2026
NYC Health and Hospitals
Healthcare · 1,800,000 records
1.8M records stolen including fingerprints
9 Jul 2026
Critical9 Jul 2026
NYC Health and Hospitals
Healthcare · 1,800,000 records
1.8M records stolen including biometrics and SSNs
9 Jul 2026
Critical9 Jul 2026
9 Jul 2026
High9 Jul 2026
Lake Region Healthcare
Healthcare · Records not stated
SSNs, biometrics and medical records confirmed stolen
9 Jul 2026
Critical9 Jul 2026
AdaptHealth Corp
Healthcare · Records not stated
Patient PHI and billing credentials stolen via contractor
9 Jul 2026
Critical9 Jul 2026
DentaQuest
Healthcare · Records not stated
2.6M Medicaid health records leaked by ShinyHunters
9 Jul 2026
High9 Jul 2026
One Medical Amazon
Healthcare · Records not stated
Archived senior care records breached via third-party storage
9 Jul 2026
Critical9 Jul 2026
Anne Arundel Dermatology
Healthcare · 1,900,000 records
1.9M patient PHI records exfiltrated
9 Jul 2026
Critical9 Jul 2026
NYC Health Hospitals
Healthcare · 1,800,000 records
1.8M records with SSNs and biometrics stolen
9 Jul 2026
High9 Jul 2026
9 Jul 2026
High9 Jul 2026
Novo Nordisk
Healthcare · Records not stated
Drug research and patient trial data exfiltrated
9 Jul 2026
Critical9 Jul 2026
NYC Health Hospitals
Healthcare · 1,800,000 records
1.8M patient records leaked including biometrics
9 Jul 2026
Critical9 Jul 2026
NYC Health and Hospitals
Healthcare · 1,800,000 records
1.8M records stolen including biometrics
9 Jul 2026
High8 Jul 2026
Aesthetic Surgical Images
Healthcare · Records not stated
Patient records stolen by INC_RANSOM
8 Jul 2026
Critical8 Jul 2026
NYC Health Hospitals
Healthcare · 1,800,000 records
1.8M records stolen including biometrics
8 Jul 2026
Critical8 Jul 2026
One Medical Seniors
Healthcare · 830,000 records
Clinical and demographic records of 830K patients exposed
8 Jul 2026
Critical8 Jul 2026
NYC Health and Hospitals
Healthcare · 1,800,000 records
1.8M records with biometrics and SSNs breached
8 Jul 2026
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