DisclosureLens
MISSOURIMalwareHealthcareHealthcareRansomwareBusiness Associate (HIPAA)Customer Data InvolvedData EncryptedRansom DemandedIdentity (basic)Government IDHealth (basic)HighResolved

Cornerstones of Care

bd_ae38fef203614265 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Nov 12, 2020

To disclose

—

Affected

15,680

Confidence

97%
Full breach record for Cornerstones of Care →2 incidents on file

Cornerstones of Care (MO, Healthcare Provider) reported to HHS OCR on 2020-11-12 a Hacking/IT Incident affecting 15,680 individuals. The covered entity's business associate experienced a ransomware attack impacting ePHI stored on an unspecified system ('Other'). Exposed data included names, addresses, dates of birth, Social Security numbers, and treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice.

HIPAA clock✓ HHS notified
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
⚠ No discovery dateThe OCR public portal omits the discovery date, so the 60-day notification clock cannot be evaluated from this source — only that the filing was submitted.

Incident timeline — partial

? — ?

Breach window unknown

Nov 12, 2020

Filed

—

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed15,680 affectedView incident

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.