Acadian Ambulance Data Breach (2024)
The 2024 Acadian Ambulance data breach involved confirmed unauthorized network access and file exfiltration from June 19 through June 21, 2024. Acadian identified suspicious activity on June 21, isolated systems, and began a forensic review.
The affected total is not confirmed, so severity cannot be determined from a record count alone.
Exposed Data Types
1 sensitive5- Medical information
- Names
- Physical addresses
- Dates of birth
- Social security numbers
About This Breach
The HHS OCR record reports 2,896,985 affected people. This is a regulatory notification population, not searchable emails, dataset rows, or proof that every field occurred together for every person. No person-level data is locally imported.
The official fields, varying by person, are names, physical addresses, dates of birth, Social security numbers, and medical information. Payment cards, bank accounts, passwords, and a broader list asserted by the attacker were not confirmed by the organization as general scope. Claims of 10 million records and a $7 million ransom are also outside the verified scope.
The incident does not establish that any person was an Acadian patient or employee, received a particular ambulance service, had a particular medical condition, had all fields co-occur, or experienced misuse. Individual notice recipients should rely on their own letters for scope and current protection terms.
Verification and editorial method
LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.
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