DisclosureLens
MICHIGANMalwareHealthcareHealthcareRansomwareBusiness Associate (HIPAA)Customer Data InvolvedData ExfiltratedData EncryptedRansom DemandedIdentity (basic)Government IDHealth (basic)PHIHighContained

MCLAREN HEALTH CARE CORPORATION

bd_43ffe5d7a3b2aced · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Jul 16, 2021

To disclose

—

Affected

64,600

Confidence

68%
Full breach record for MCLAREN HEALTH CARE CORPORATION →4 incidents on file

McLaren Health Care Corporation reported to HHS on 2021-07-16 a Hacking/IT Incident affecting 64600 individuals. Breached information located on Network Server. A business associate experienced a ransomware attack affecting ePHI including names, addresses, DOB, driver's license numbers, SSNs, and clinical information.

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

Jul 16, 2021

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.Confirmed64,600 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.