MICHIGANSocial EngineeringHealthcareHealthcarePhishingStolen CredentialsCustomer Data InvolvedMulti-Stage ChainPHIHealth (basic)Identity (basic)Government IDHighResolved

INFUSYSTEM HOLDINGS, INC.

bd_1f3d985ea944b93d · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Jun 22, 2018

To disclose

—

Affected

3,882

Confidence

68%

Full breach record for INFUSYSTEM HOLDINGS, INC. →2 incidents on file

InfuSystem, Inc. reported to HHS on 2018-06-22 a Hacking/IT Incident affecting 3882 individuals. Breached information located on Email. The breach involved an email phishing scheme targeting an employee, leading to unauthorized access to PHI including names, DOBs, SSNs, diagnoses, and medications. The internal employee was sanctioned, and the entity implemented technical safeguards and staff retraining.

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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 22, 2018

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.Confirmed3,882 affectedView incident

Name: INFUSYSTEM HOLDINGS, INC.
norm: infusystem holdings
Industry: Health Care Services

Name: INFUSYSTEM HOLDINGS, INC.
norm: infusystem holdings
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 3,882nationwide
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: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: Internal
Regulator citations: Notified HHSOCR obtained assurances that the CE implemented the aforementioned corrective actions
Initial access: phishing_link

During the incident: Notified HHS, affected individuals, and the media
Implemented additional technical safeguards to better protect its PHI
Retrained its staff
Sanctioned the employee responsible for the intrusion
Changes made: Implemented additional technical safeguards to better protect its PHI
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.

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 22, 2018
Raw hash: e743ebed68018f28556f830cab677144c5f7970e49a31a79a563498c350caa5b

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Reporting entityINFUSYSTEM HOLDINGS, INC.

Victim entityINFUSYSTEM HOLDINGS, INC.

IncidentPhishing

Stated responseNotified HHS, affected individuals, and the media

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing