WISCONSINSocial EngineeringHealthcareHealthcarePhishingStolen CredentialsCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)Financial accountHighResolved

THE MEDICAL COLLEGE OF WISCONSIN, INC.

bd_7aa641482dbfaf18 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Nov 17, 2017

To disclose

—

Affected

9,500

Linked

4 filings

Confidence

97%

Full breach record for THE MEDICAL COLLEGE OF WISCONSIN, INC. →7 incidents on file

The Medical College of Wisconsin, Inc. reported to HHS on 2017-11-17 a Hacking/IT Incident affecting 9,500 individuals. Several employees were victims of an email phishing attack; compromised email accounts contained PHI including names, dates of birth, addresses, Social Security numbers, medical record numbers, health insurance information, financial information, and treatment information. Breached information was located in Email. The CE implemented administrative and technical safeguards, retrained staff, and notified HHS, individuals, and media. OCR obtained corrective-action assurances.

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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

Nov 17, 2017

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

This filing is one of 4 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Washington State AGbd_43e11bf192e07fe92017-11-17Verified
Montana State AGbd_d0e305ef287fbb772017-11-17Verified
Oregon State AGbd_d7fc57c44d3545be2017-11-30 · +13dCandidate

Name: THE MEDICAL COLLEGE OF WISCONSIN, INC.
norm: the medical college of wisconsin
Domain: mcw.edu
Industry: Health Care Services

Name: THE MEDICAL COLLEGE OF WISCONSIN, INC.
norm: the medical college of wisconsin
Domain: mcw.edu
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 9,500nationwide
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: Notified HHS OCROCR obtained assurances that corrective actions were implemented
Initial access: phishing_link

During the incident: Notified affected individuals
Notified media
Implemented administrative safeguards
Implemented technical safeguards
Retrained staff
Changes made: Administrative and technical safeguards implemented
Staff retrained on phishing awareness
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 · 4 filings · 4 states

View merged incident ↗

Washington State AGNov 17 · first

Montana State AGNov 17 · first

HHS OCRNov 17 · first · this page

Oregon State AG+13d

Pattern: first filing Nov 17 (WA), last Nov 30 (OR) — a 13-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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: Nov 17, 2017
Raw hash: 4b0cde47416d12d8a07ab90ad9e7dd46f64588c0cf81a7183c43c8ae855bd633

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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Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityTHE MEDICAL COLLEGE OF WISCONSIN, INC.

Victim entityTHE MEDICAL COLLEGE OF WISCONSIN, INC.

IncidentUnauthorized Access

Stated responseNotified affected individuals

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing