Harvard Pilgrim Health Care
bd_7ecd1f28c25b476f · schema v1 · pii pii-v1
Full breach record for Harvard Pilgrim Health Care →14 incidents on fileHarvard Pilgrim Health Care disclosed a ransomware incident discovered on April 17, 2023, affecting systems used to service members and providers. Data was copied between March 28 and April 17, 2023. The organization took systems offline, engaged forensic experts, and notified law enforcement. Notices were sent on March 27, 2024, offering credit monitoring. A specific count of 9,766 Rhode Island residents was noted.
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Incident timeline
Mar 28, 2023
Begins
Apr 17, 2023
Discovered
Jun 16, 2023
Filed
vs. sector median
4 wks faster
Linked disclosures
Why this link?Regulatory filings (2) · sorted by filing gap
- Indiana State AGbd_dc99dc9958c65c972023-06-15 · +1dVerified
- Massachusetts State AGbd_2a7447d39237a4cd2023-06-09 · +7dVerified
Filing propagation · 3 filings · 3 states
View merged incident ↗Pattern: first filing Jun 9 (MA), last Jun 16 (SC) — a 7-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.