CALIFORNIAMalwareHealthcareHealthcareRansomwareBusiness Associate (HIPAA)Customer Data InvolvedData ExfiltratedData EncryptedRansom DemandedPHIHealth (basic)Identity (basic)Government IDHighResolved

AltaMed Health Services Corporation

bd_ff4bb0662f4de192 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Apr 18, 2019

To disclose

—

Affected

5,500

Confidence

68%

Full breach record for AltaMed Health Services Corporation →9 incidents on file

AltaMed Health Services Corporation reported to HHS on 2019-04-18 a Hacking/IT Incident affecting 5500 individuals. Breached information located on Network Server. Business associate Centrelake Medical Group, Inc. experienced a ransomware attack exposing PHI including names, addresses, SSNs, and medical data.

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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

Apr 18, 2019

Filed

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

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed5,500 affectedView incident

Name: AltaMed Health Services Corporation
norm: altamed health
Industry: Health Care Services

Name: AltaMed Health Services Corporation
norm: altamed health
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Not extracted — the OCR public portal omits it
Materiality determined: —
Notification sent: —
Affected individuals: 5,500nationwide
Data types: PHIHealth (basic)Identity (basic)Government ID
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Healthcare providerBusiness associate involved
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified HHSOCR obtained assurances that AHS and BA implemented the corrective actions noted
Third party: via Centrelake Medical Group, Inc.business associate

During the incident: Notified HHS
Notified affected individuals
Notified the media
Provided substitute notice
Reported to the California Attorney General
Reported to the California Department of Public Health
Provided one year of free credit monitoring and identity restoration services to affected individuals
Changes made: Implemented additional technical and security safeguards to better protect PHI
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: Apr 18, 2019
Raw hash: 21669e5371e1e992df354c43e0f37852c7845606d1cf457d6e3a96ad421d633f

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Reporting entityAltaMed Health Services Corporation

Victim entityAltaMed Health Services Corporation

IncidentUnauthorized Access

Stated responseNotified HHS

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing