ARIZONASocial EngineeringHealthcareHealthcarePhishingCustomer Data InvolvedPHIHealth (basic)Identity (basic)Government IDHighResolved

Cancer Treatment Centers of America

bd_5d788d3aa867f261 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Nov 26, 2018

To disclose

—

Affected

41,948

Linked

4 filings

Confidence

69%

Full breach record for Cancer Treatment Centers of America →7 incidents on file

Cancer Treatment Centers of America (CTCA) at Western Regional Medical Center reported to HHS on 2018-11-26 a Hacking/IT Incident affecting 41,948 individuals. Breached information located on Email. An employee was the victim of an email phishing attack exposing PHI including names, addresses, SSNs, diagnoses, and treatment info.

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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 26, 2018

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 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Montana State AGbd_0b747654332cc4fc2018-11-26Candidate
California State AGbd_d318fb2f0442447e2018-11-27 · +1dVerified
Oregon State AGbd_d65fe7fed9d6adc92018-11-30 · +4dVerified by operator

Name: Cancer Treatment Centers of America
norm: cancer treatment centers of america
Industry: Health Care Services

Name: Cancer Treatment Centers of America
norm: cancer treatment centers of america
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 41,948nationwide
Data types: PHIHealth (basic)Identity (basic)Government ID
HHS breach type: Hacking / IT incident
Where the data lived: Email
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: External
Regulator citations: Notified HHSOCR obtained assurances that the CE implemented the corrective actions noted
Initial access: phishing_link

During the incident: Notified HHS, affected individuals, and the media
Implemented additional administrative and technical safeguards
Retrained its staff
Changes made: Implemented additional administrative and technical safeguards
Retrained its staff
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 ↗

Montana State AGNov 26 · first

HHS OCRNov 26 · first · this page

California State AG+1d

Oregon 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: Nov 26, 2018
Raw hash: 47f55cb8517caa24c34f4cd4a66678fe07efa3f3b91e8169edf2e8d8589edecd

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 entityCancer Treatment Centers of America

Victim entityCancer Treatment Centers of America

IncidentUnauthorized Access

Stated responseNotified HHS, affected individuals, and the media

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing