HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedPHIIdentity (basic)Government IDHealth (basic)Financial accountMediumContained

Palo Verde Hospital

bd_f63bb8b89ee43b98 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 6, 2025

Filed

Mar 2, 2026

To disclose

52 weeks

Affected

Not disclosed

Confidence

66%

Full breach record for Palo Verde Hospital →2 incidents on file

Palo Verde Hospital reported that an unauthorized party accessed its IT systems between March 3 and March 6, 2025, and accessed or removed certain files. The incident involved patient information including names, contact details, Social Security numbers, medical records, and some financial account data. The hospital contained the incident, engaged forensic experts, notified law enforcement, and is offering identity monitoring services to affected individuals.

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Incident timeline

undetected · 3 days

discovery → filing · 52 weeks / 361 days

Mar 3, 2025

Begins

Mar 6, 2025

Discovered

Mar 2, 2026

Filed

vs. sector median

+39 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: Palo Verde Hospital
norm: palo verde hospital

Name: Palo Verde Hospital
norm: palo verde hospital
Industry: Healthcarellm

Discovered: Mar 6, 2025
Breach occurred: Mar 3, 2025 – Mar 6, 2025
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PHIIdentity (basic)Government IDHealth (basic)Financial account
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unknown
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified law enforcement

During the incident: Took steps to secure our systems and contain the incident
Launched an investigation with the assistance of third-party forensic experts
Notified law enforcement
Implemented additional safeguards and technical security measures to further protect and monitor our systems
Secured the services of Experian to provide complimentary identity monitoring services
Changes made: Implemented additional safeguards and technical security measures to further protect and monitor our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 52 weeks(361 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

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://oag.ca.gov/ecrime/databreach/reports/sb24-619538
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 2, 2026
Raw hash: 682d1343cbdb3dd3d3a94b8bf08a419db149f635f57397145e5b84b439b34a3e

Reporting entityPalo Verde Hospital

Victim entityPalo Verde Hospital

Incidentdiscovered Mar 6, 2025

Stated responseTook steps to secure our systems and contain the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov