MICHIGANSocial EngineeringHealthcareHealthcarePhishingCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)Financial accountHighResolved

Bronson Healthcare Group

bd_13dbdb96977344b6 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Dec 5, 2017

To disclose

—

Affected

8,256

Confidence

98%

Full breach record for Bronson Healthcare Group →2 incidents on file

Bronson Healthcare Group (MI) reported to HHS OCR on 2017-12-05 a Hacking/IT Incident (email phishing attack) affecting 8,256 individuals. Breached information was located in Email. PHI involved included names, dates of birth, Social Security numbers, medications, insurance information, diagnoses, and treatment information. BHG updated policies and trained employees on phishing identification. OCR obtained assurances of corrective actions.

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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

Dec 5, 2017

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.Confirmed8,256 affectedView incident

Name: Bronson Healthcare Group
norm: bronson healthcare
Industry: Health Care Services

Name: Bronson Healthcare Group
norm: bronson healthcare
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 8,256nationwide
Data types: Identity (basic)Government IDHealth (basic)Financial account
HHS breach type: Hacking / IT incident
Where the data lived: Email
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1566 PhishingT1566.002 Spearphishing Link
Threat actor: External
Regulator citations: HHS OCR investigated and obtained assurances of corrective actions
Initial access: phishing_link

During the incident: Notified HHS, affected individuals, and the media
Implemented additional administrative, technical, and security safeguards
Updated policies and provided phishing-awareness training to all employees
Changes made: Updated policies on identifying phishing and fraudulent emails
Employee training on phishing and fraudulent email identification
Additional administrative, technical, and security safeguards implemented
Source: Quoted from the filing itself, not independently verified.

Compliance flags: HHS notified
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: not extracted
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: not extracted → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

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.

Source URL: https://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Dec 5, 2017
Raw hash: 680eb26a7684dba0abe05b14e42cdf73bb5515fbada15ca82d5cc9d37f29fb2c

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Reporting entityBronson Healthcare Group

Victim entityBronson Healthcare Group

IncidentUnauthorized Access

Stated responseNotified HHS, affected individuals, and the media

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing