California Physicians' Services dba Blue Shield of California
bd_2a8212bd5ec634b7 · schema v1 · pii pii-v1
California Physicians' Services dba Blue Shield of California reported to HHS on 2023-04-05 a Hacking/IT Incident affecting 1,553 individuals. The breach occurred at a subcontractor of the covered entity's business associate, impacting PHI stored on a network server. PHI exposed included names, dates of birth, and addresses. The CE severed connections to affected servers, implemented additional technical safeguards, and offered credit monitoring to affected individuals.
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Incident timeline — partial
? — ?
Breach window unknown
Apr 5, 2023
Filed
No interval is drawn: no breach start or discovery date is on record for this filing.
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- HHS OCRbd_ee6a7f6e4dfb6cfd2023-04-04 · +1dVerified
- California State AGbd_970492f4cf7c2d6f2023-03-31 · +5dVerified
- Maine State AGbd_7469869418d10b622023-03-27 · +9dVerified
Filing propagation · 4 filings · 2 states
View merged incident ↗Pattern: first filing Mar 27 (ME), last Apr 5 (CA) — a 9-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.