MICHIGANHackingHealthcareHealthcareBusiness Associate (HIPAA)Customer Data InvolvedData ExfiltratedPHIHealth (basic)Identity (basic)Government IDFinancial accountFinancialCriticalContained

TRINITY HEALTH CORPORATION

bd_cc9ffa94f61eca59 · schema v1 · pii pii-v1

Severity

Critical

Discovered

—

Filed

Apr 5, 2021

To disclose

—

Affected

586,869

Linked

5 filings

Confidence

69%

Full breach record for TRINITY HEALTH CORPORATION →19 incidents on file

Trinity Health reported to HHS on 2021-04-05 a Hacking/IT Incident affecting 586,869 individuals. Breached information located on Network Server. PHI included names, addresses, DOB, SSNs, claims, financial info, diagnoses, lab results, and medications.

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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

Apr 5, 2021

Filed

—

Corroborated · see linked filings

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

This filing is one of 5 about the same incident.View merged incident

Part of Accellion supply-chain incident (2021) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

California State AGbd_4c49d240e8481b682021-04-05Verified
Maine State AGbd_7e00641b86d5c4652021-04-05Verified
Massachusetts State AGbd_f38f4262ebb55fab2021-04-05Verified
New Hampshire State AGbd_e2f2fc6b7a24541d2021-04-09 · +4dVerified

Name: TRINITY HEALTH CORPORATION
norm: trinity health
Domain: trinity-health.org
Industry: Health Care Services

Name: TRINITY HEALTH CORPORATION
norm: trinity health
Domain: trinity-health.org
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 586,869nationwide
Data types: PHIHealth (basic)Identity (basic)Government IDFinancial accountFinancial
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Business associate
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: OCR provided the BA with technical assistance regarding its HIPAA Security Rule obligations
Third party: via Trinity Healthbusiness associate
Initial access: exploit_public_facing

During the incident: Notified HHS
Notified affected individuals
Notified the media
Provided substitute notice
Provided complimentary credit monitoring services
Implemented additional physical, administrative, and technical safeguards
Changes made: Implemented additional physical, administrative, and technical safeguards
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.

Filing propagation · 5 filings · 5 states

View merged incident ↗

California State AGApr 5 · first

Maine State AGApr 5 · first

Massachusetts State AGApr 5 · first

HHS OCRApr 5 · first · this page

New Hampshire State AG+4d

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: Apr 5, 2021
Raw hash: 5f3ae128db192770ff19a72860f262ceaf077c15d46cb3cdbc1ecd8c2d962302

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Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityTRINITY HEALTH CORPORATION

Victim entityTRINITY HEALTH CORPORATION

IncidentUnauthorized Access

Stated responseNotified HHS

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing