IOWAMalwareHealthcareHealthcareRansomwareData EncryptedRansom DemandedCustomer Data InvolvedData ExfiltratedIdentity (basic)Government IDHealth (basic)HighContained

Jefferson County Health Center

bd_2393b488fc7d9bca · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Jul 28, 2023

To disclose

—

Affected

53,827

Linked

6 filings

Confidence

97%

Full breach record for Jefferson County Health Center →

Jefferson County Health Center (Fairfield, IA) reported to HHS OCR on 2023-07-28 a ransomware attack affecting 53,827 individuals. Breached information was located on a Network Server and included names, dates of birth, Social Security numbers, claims information, diagnoses, medications, and other treatment information. The CE notified HHS, affected individuals, and media, provided substitute notice, offered complimentary credit monitoring, and implemented additional administrative, technical, and security safeguards.

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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

Jul 28, 2023

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 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitekarakurtbd_aa7c35c6750282c62023-07-03 · +25dVerified by operator

Regulatory filings (4) · sorted by filing gap

Vermont State AGbd_70a875ba37d0bab92023-08-02 · +5dVerified by operator
Massachusetts State AGbd_940c4ed69acbf5312023-08-02 · +5dVerified by operator
HHS OCRbd_091e4e40981283452023-01-13 · +196dVerified by operator
Illinois State AGbd_d1ff68913b9175902023-01-01 · +208dVerified

Name: Jefferson County Health Center
norm: jefferson county health center
Industry: Health Care Services

Name: Jefferson County Health Center
norm: jefferson county health center
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 53,827nationwide
Data types: Identity (basic)Government IDHealth (basic)
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: HHS OCR notification

During the incident: Notified HHS
Notified affected individuals
Notified media
Provided substitute notice
Offered complimentary credit monitoring services
Changes made: Implemented additional administrative safeguards
Implemented additional technical safeguards
Implemented additional security 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 ↗

Illinois State AGJan 1 · first

HHS OCR+12d

HHS OCR+208d · this page

Vermont State AG+213d

Massachusetts State AG+213d

Pattern: first filing Jan 1 (IL), last Aug 2 (MA) — a 213-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: Jul 28, 2023
Raw hash: e88f64e0f7c44cb159267a3ff9c56285d1c957c0c9ab2292c3c95d42996945b8

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

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Reporting entityJefferson County Health Center

Victim entityJefferson County Health Center

IncidentUnauthorized Access

Stated responseNotified HHS

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing