At a glance
Organisation
AdaptHealth
Kind
Breach or incident
Sector
Healthcare
Severity
Critical
Disclosed
Under review: the source gives a month only
Indexed
Under review
Records
4,099,999, as stated in the disclosure
Source
Summary
Data breach exposed personal, health, and insurance information of 4.1 million people
This record says what was disclosed, when and by whom. It does not say that any person or firm was affected.
Related in this sector
Medium10 Nov 2026
Excel spreadsheet data breach
Healthcare · Records not stated
Excel spreadsheet data breach exposed sensitive health records of 8,003 workers.
10 Nov 2026
Critical6 Nov 2026
Marathon Health
Healthcare · 5,700,000 records
State attorneys general informed of a data breach reportedly affecting personal and health information of 5.7 million individuals.
6 Nov 2026
Critical5 Nov 2026
Organisation not named
Healthcare · 5,800,000 records
The disclosure as indexed does not name the organisation.
French regional banking group Crédit Mutuel Arkéa admitted Wednesday that attackers had accessed an internal account via an unnamed third-party service provider’s platform and transferred funds to other financial…
5 Nov 2026
Critical5 Nov 2026
Marathon Health
Healthcare · 5,700,000 records
Data breach reportedly affecting personal and health information of about 5.7 million individuals, reported to state attorneys general.
5 Nov 2026