21st Century Oncology
bd_ed346a8482bd7a84 · schema v1 · pii pii-v1
Full breach record for 21st Century Oncology →21st Century Oncology notified the NH Attorney General of a breach where an unauthorized third party accessed a database containing patient names, SSNs, and PHI. The incident occurred around Oct 3, 2015, and was discovered on Nov 13, 2015, via FBI notification. 1,202 NH residents were notified. The company engaged forensic investigators and enhanced security protocols.
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Incident timeline
Oct 3, 2015
Begins
Nov 13, 2015
Discovered
Mar 4, 2016
Filed
vs. sector median
+5 wks slower
Linked disclosures
Why this link?Regulatory filings (7) · sorted by filing gap
- Washington State AGbd_231b0f2f48d86b562016-03-04Verified
- California State AGbd_71143f2f3db9e0472016-03-04Verified
- HHS OCRbd_fcbda5a17a2f0c7e2016-03-04Verified
- Montana State AGbd_f97670eab77986b12016-03-14 · +10dVerified by operator
Show 3 more filings ↓Show fewer ↑up to 664d gap
- Massachusetts State AGbd_8b2c60608960c1d32016-04-27 · +54dVerified
- South Carolina State AGbd_527c87e1e91d5b942016-04-28 · +55dVerified
- HHS OCR enforcementbd_d54ff290c72ee2482017-12-28 · +664dVerified by operator
Filing propagation · 8 filings · 7 states
View merged incident ↗Pattern: first filing Mar 4 (WA), last Dec 28 — a 664-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.