DisclosureLens
OKLAHOMAMalwareHealthcareHealthcareRansomwareCapture Stored DataData EncryptedData ExfiltratedRansom DemandedCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)CriticalContained

Emergency Medical Services Authority

bd_cc097d5be618033a · schema v1 · pii pii-v1

Severity

Critical

Discovered

—

Filed

Mar 22, 2024

To disclose

—

Affected

611,743

Confidence

97%
Full breach record for Emergency Medical Services Authority →

Emergency Medical Services Authority (Oklahoma) reported to HHS OCR on 2024-03-22 a ransomware attack affecting 611,743 individuals. Breached PHI on a Network Server included names, addresses, dates of birth, Social Security numbers, and treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. Response actions included complimentary credit monitoring, additional safeguards, and staff retraining.

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

Mar 22, 2024

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.Confirmed611,743 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.