MICHIGANSocial EngineeringHealthcareHealthcarePhishingStolen CredentialsCustomer Data InvolvedTargetedIdentity (basic)Government IDHealth (basic)Financial accountHighResolved

MUNSON HEALTHCARE

bd_2ae9e86bef44114e · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Feb 26, 2020

To disclose

—

Affected

75,202

Linked

2 filings

Confidence

97%

Full breach record for MUNSON HEALTHCARE →2 incidents on file

Munson Healthcare (MI) reported to HHS on 2020-02-26 a Hacking/IT Incident (email phishing) affecting 75,202 individuals. Several employees were subjects of an email phishing attack. PHI exposed included names, dates of birth, health insurance information, medical record numbers, prescription information, diagnoses, Social Security numbers, financial information, and drivers' license numbers. Breached information was located in Email. No business associate was involved. The CE notified HHS, individuals, and media; provided credit monitoring; and retrained staff on email security.

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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

Feb 26, 2020

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 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_4c0eab289bc3399f2020-02-26Verified

Name: MUNSON HEALTHCARE
norm: munson healthcare
Industry: Health Care Services

Name: MUNSON HEALTHCARE
norm: munson healthcare
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 75,202nationwide
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 PhishingT1078 Valid Accounts
Threat actor: External
Regulator citations: HHS OCR notified
Initial access: phishing_link

During the incident: Notified affected individuals
Notified media
Posted substitute notice on website
Provided complimentary credit monitoring services
Established call center for questions or concerns
Implemented additional administrative and technical safeguards
Retrained staff on email security
Changes made: Additional administrative and technical safeguards implemented
Staff retrained on email security
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 · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGFeb 26 · first

HHS OCRFeb 26 · first · this page

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: Feb 26, 2020
Raw hash: edec0c2ba6df5bff248d2b37f24e81aad70962fc6edb7961c9a95fbc1f359dfe

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Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMUNSON HEALTHCARE

Victim entityMUNSON HEALTHCARE

IncidentUnauthorized Access

Stated responseNotified affected individuals

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing