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.
5,314
Disclosures in the tracker, all years
2,028
Of those, indexed in 2026
76
Added in October
21
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 21 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
5,069 results · Healthcare disclosures. Clear filters
Medium15 Oct 2022
15 Oct 2022
Critical13 Oct 2022
Medibank (ahm Health Insurance)
Healthcare · 2,800,000 records
ahm subsidiary of Medibank, 2.8M records compromised in same incident
13 Oct 2022
Critical13 Oct 2022
Medibank (9.7M Records)
Healthcare · 9,700,000 records
9.7M customer records stolen by REvil, medical claims data published on dark web
13 Oct 2022
Medium12 Oct 2022
12 Oct 2022
High10 Oct 2022
10 Oct 2022
Medium9 Oct 2022
9 Oct 2022
High7 Oct 2022
Apollo Hospitals (India)
Healthcare · Records not stated
Ransomware disrupted hospital operations, patient data at risk
7 Oct 2022
High7 Oct 2022
7 Oct 2022
Medium4 Oct 2022
4 Oct 2022
High3 Oct 2022
CommonSpirit (2023 update)
Healthcare · 623,000 records
623K patient records, $160M in costs from ransomware
3 Oct 2022
Medium3 Oct 2022
3 Oct 2022
High3 Oct 2022
CommonSpirit Health
Healthcare · 623,000 records
623K patient records exposed in ransomware attack across 150 facilities
3 Oct 2022
Medium1 Oct 2022
1 Oct 2022
Medium27 Sep 2022
27 Sep 2022
High22 Sep 2022
UnitedHealthcare
Healthcare · Records not stated
398K member records exposed in tracking pixel incident
22 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
High15 Sep 2022
461K patient records exposed in ransomware
Healthcare · 461,000 records
461K patient records exposed in ransomware
15 Sep 2022
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