Weekly briefing No. 41 published 4 Oct 2026
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

Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium12 Sep 2022
68K patient records exposed
Healthcare · 68,000 records
68K patient records exposed
12 Sep 2022
Medium9 Sep 2022
CareFirst Administrators
Healthcare · Records not stated
63K member records exposed
9 Sep 2022
Medium1 Sep 2022
AnesthesiaWeb Inc
Healthcare · 54,000 records
54K patient records exposed
1 Sep 2022
High1 Sep 2022
OakBend Medical Center
Healthcare · 500,000 records
500K patient records exposed in Daixin ransomware
1 Sep 2022
High22 Aug 2022
Baptist Health (Jacksonville FL)
Healthcare · 185,000 records
185K patient records exposed in vendor breach
22 Aug 2022
Critical22 Aug 2022
Atrium Health (Meta Pixel)
Healthcare · 2,650,000 records
2.65M patient records shared via website tracking code
22 Aug 2022
Critical21 Aug 2022
Centre Hospitalier de Corbeil-Essonnes
Healthcare · Records not stated
LockBit demanded 10M EUR ransom, 11GB of patient data published
21 Aug 2022
High19 Aug 2022
Keystone Health
Healthcare · 235,000 records
235K patient records exposed in ransomware
19 Aug 2022
Critical17 Aug 2022
Novant Health
Healthcare · 1,360,000 records
1.36M patient records shared via Facebook Pixel tracking
17 Aug 2022
Critical15 Aug 2022
Community Health Network (Indiana)
Healthcare · 1,500,000 records
1.5M patient records shared via website tracking code
15 Aug 2022
Medium14 Aug 2022
Avalon Healthcare
Healthcare · 22,000 records
22K patient records exposed in breach
14 Aug 2022
High10 Aug 2022
Reventics
Healthcare · 250,000 records
250K patient records exposed in vendor breach
10 Aug 2022
Medium5 Aug 2022
Corning Inc Health Benefits
Healthcare · Records not stated
36K employee health records exposed
5 Aug 2022
Critical4 Aug 2022
Organisation not named
Healthcare · 83,000 records
The disclosure as indexed does not name the organisation.
LockBit hit NHS 111 provider, 83,000 patient records exposed, service disrupted
4 Aug 2022
Critical4 Aug 2022
Organisation not named
Healthcare · 83,000 records
The disclosure as indexed does not name the organisation.
LockBit hit NHS 111 provider, 83,000 patient records exposed, service disrupted
4 Aug 2022
Critical4 Aug 2022
Organisation not named
Healthcare · 83,000 records
The disclosure as indexed does not name the organisation.
LockBit hit NHS 111 provider, 83,000 patient records exposed, service disrupted
4 Aug 2022
Critical4 Aug 2022
Organisation not named
Healthcare · 83,000 records
The disclosure as indexed does not name the organisation.
LockBit hit NHS 111 provider, 83,000 patient records exposed, service disrupted
4 Aug 2022
Were you affected?