MICHIGANHackingHealthcareHealthcarePHIHealth (basic)Identity (basic)MediumContained

Trinity Health System - Twin City

bd_509dc5bbe00bc813 · schema v1 · pii pii-v1

Severity

Medium

Discovered

—

Filed

Jun 10, 2026

To disclose

—

Affected

2,480

Confidence

69%

Full breach record for Trinity Health System - Twin City →2 incidents on file

Trinity Health System reported to HHS on 2026-06-10 a Unauthorized Access/Disclosure affecting 2480 individuals. Breached information located on Email. Business Associate present: Yes.

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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

Jun 10, 2026

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.Confirmed2,480 affectedView incident

Name: Trinity Health System - Twin City
norm: trinity health system twin city
Industry: Health Care Services

Name: Trinity Health System - Twin City
norm: trinity health system twin city
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 2,480nationwide
Data types: PHIHealth (basic)Identity (basic)
HHS breach type: Unauthorized access or disclosure
Where the data lived: Email
Covered-entity type: Business associate
Attack vector: Unauthorized Access
MITRE ATT&CK: T1566 Phishing
Threat actor: External
Regulator citations: Notified HHS
Third party: via Trinity Health Systembusiness associate

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: Jun 10, 2026
Raw hash: 04f197fc09a9dc95360b3386a9b5074ac82f4d11a1909ac8854cbade8b83bd50

AI-assisted summary above. The structured extract on this page was generated from the document below. Inspect the source to verify or correct any field.

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Reporting entityTrinity Health System - Twin City

Victim entityTrinity Health System - Twin City

IncidentUnauthorized Access

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing