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.
5,291
Disclosures in the tracker, all years
2,004
Of those, indexed in 2026
49
Added in October
9
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 17 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
Medium10 Dec 2020
10 Dec 2020
Medium10 Dec 2020
10 Dec 2020
Medium10 Dec 2020
10 Dec 2020
Medium10 Dec 2020
10 Dec 2020
Medium10 Dec 2020
10 Dec 2020
Medium10 Dec 2020
10 Dec 2020
Medium10 Dec 2020
10 Dec 2020
Medium10 Dec 2020
10 Dec 2020
Medium10 Dec 2020
10 Dec 2020
High9 Dec 2020
European Medicines Agency
Healthcare · Records not stated
State-sponsored actors stole COVID vaccine documents, Pfizer/BioNTech data
9 Dec 2020
Critical3 Dec 2020
Netgain Technology
Healthcare · 1,040,000 records
1.04M patient records exposed in cloud hosting ransomware affecting healthcare clients
3 Dec 2020
High20 Nov 2020
Hendrick Health
Healthcare · 640,000 records
640K patient records exposed in unauthorized access
20 Nov 2020
Medium5 Nov 2020
5 Nov 2020
High1 Nov 2020
1 Nov 2020
High29 Oct 2020
Roper St. Francis Healthcare
Healthcare · 189,000 records
189K patient records exposed via email compromise
29 Oct 2020
High22 Oct 2020
Dr Reddy's Laboratories
Healthcare · Records not stated
Ransomware attack forced pharma giant to isolate data centers worldwide
22 Oct 2020
Critical21 Oct 2020
Vastaamo Psychotherapy (Finland)
Healthcare · 25,000 records
25,000 patient therapy session notes stolen, patients individually extorted with exposure threats
21 Oct 2020
Critical11 Oct 2020
Dental Care Alliance
Healthcare · 1,000,000 records
1M patient records compromised in unauthorized access
11 Oct 2020
High4 Oct 2020
Comprehensive Health Services
Healthcare · 170,000 records
170K patient records exposed in data breach
4 Oct 2020
Critical1 Oct 2020
Community Health Systems (2020)
Healthcare · 28,500,000 records
28.5M patient records exposed across hospitals
1 Oct 2020
Critical27 Sep 2020
Universal Health Services (UHS)
Healthcare · Records not stated
400 facilities affected by Ryuk ransomware, largest medical cyberattack in US history at the time
27 Sep 2020
High25 Sep 2020
25 Sep 2020
High20 Sep 2020
20 Sep 2020
Medium18 Sep 2020
18 Sep 2020
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