American Renal Associates
bd_c79f55e7cfc58a89 · schema v1 · pii pii-v1
Full breach record for American Renal Associates →2 incidents on fileThreat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Medusa on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
American Renal Associates (part of the Innovative Renal Care (IRC) group of companies) founded in 1999, it provides high-quality care to patients suffering from end-stage kidney disease (ESRD) and other kidney diseases. American Renal Associates corporate office is located in 500 Cummings Ctr Ste 6550, Beverly, Massachusetts, 01915, United States and has 2,127 employees.
J jump to incidentP pin to compareR raw source
Incident timeline — mostly unverified
? — ?
Breach window unknown
Mar 6, 2024
Claim posted
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Corroborated · see linked filings
Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.
Claim → filing
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Compliance clock
Not assessable
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- Maine State AGbd_2d7a9d92dc429d4b2025-02-14 · +344dVerified
- Massachusetts State AGbd_970cb5d8b6093d012025-02-14 · +344dVerified by operator
- Nebraska State AGbd_d28d45c6e492a1be2025-02-14 · +344dVerified
Filing propagation · 4 filings · 3 states
View merged incident ↗Pattern: first filing Mar 6, last Feb 14 (NE) — a 344-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?
Evidence ladder
Attacker assertion only. Establishes: claim date, group, alleged victim.
Unlocks: incident narrative, operational impact. Still no compliance clock.
Unlocks: discovery date, data types, affected count, compliance clock.
Unlocks: materiality, stated response, full audit trail. Ceiling removed.
Source ceiling
- actor name
- victim claim
- ransom/leak status
- discovery date
- materiality
- notification
- affected count
- confirmed data types
- compliance clock
The ✕ fields stay blank until a regulatory filing or victim disclosure lands.
medusa
According to ransomware.live, Medusa is a ransomware-as-a-service operation active since June 2021 that has targeted over 300 victims across critical infrastructure sectors including healthcare, education, legal, and manufacturing using double-extortion, with attacks surging 42% between 2023 and 2024 and a formal CISA advisory issued in early 2025.