NEW YORKMalwareHealthcareHealthcareRansomwareCapture Stored DataData ExfiltratedData EncryptedRansom DemandedCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)CriticalResolved

Enzo Clinical Labs, Inc.

bd_00c06ab8fedb0fe1 · schema v1 · pii pii-v1

Severity

Critical

Discovered

—

Filed

Jun 5, 2023

To disclose

—

Affected

2,470,000

Confidence

98%

Full breach record for Enzo Clinical Labs, Inc. →2 incidents on file

Enzo Clinical Labs, Inc. (NY) reported to HHS OCR on 2023-06-05 a ransomware attack affecting 2,470,000 individuals. PHI on network servers was compromised, including names, Social Security numbers, addresses, and lab results. The entity notified HHS, affected individuals, the media, and provided substitute notice. Remediation included credit monitoring services, enhanced safeguards, and workforce 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 5, 2023

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.Confirmed2,470,000 affectedView incident

Name: Enzo Clinical Labs, Inc.
norm: enzo clinical labs
Industry: Health Care Services

Name: Enzo Clinical Labs, Inc.
norm: enzo clinical labs
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 2,470,000nationwide
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, affected individuals, and the media
Provided substitute notice
Provided complimentary credit monitoring services to affected individuals
Implemented additional administrative, technical, and security safeguards
Retrained workforce members to better protect PHI
Changes made: Additional administrative, technical, and security safeguards implemented
Workforce retraining on PHI protection
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 5, 2023
Raw hash: f5d3cbb824b22fd2c93864ecb8c0fbd7ec109b9c39b3c63e6d1cfa87b456697d

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Reporting entityEnzo Clinical Labs, Inc.

Victim entityEnzo Clinical Labs, Inc.

IncidentUnauthorized Access

Stated responseNotified HHS, affected individuals, and the media

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing