HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedPHIGovernment IDIdentity (basic)Health (basic)FinancialMediumContained

Newport Harbor Pathology Medical Group, Inc.

bd_9c8074bcbc178f48 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 11, 2024

Filed

Apr 10, 2025

To disclose

21 weeks

Affected

Not disclosed

Confidence

65%

Full breach record for Newport Harbor Pathology Medical Group, Inc. →2 incidents on file

Newport Harbor Pathology Medical Group, Inc. (NHPMG) notified individuals of a security incident where an unauthorized actor potentially viewed and copied personal and health information between October 8, 2024, and November 11, 2024. NHPMG became aware of the activity on November 11, 2024. Affected data includes names, SSNs, DOBs, addresses, diagnoses, pathology test results, medical record numbers, driver's license numbers, and health insurance information. The organization engaged third-party cybersecurity specialists, secured the environment, and is offering 12 months of credit monitoring and identity restoration services.

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California clockDiscovered Nov 11, 2024 → Notified Mar 28, 2025137d ✗ CA 60-day late21 weeks discovery → filing

Incident timeline

undetected · 34 days

discovery → filing · 21 weeks / 150 days

Oct 8, 2024

Begins

Nov 11, 2024

Discovered

Apr 10, 2025

Filed

vs. sector median

+9 wks slower

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

Name: Newport Harbor Pathology Medical Group, Inc.
norm: newport harbor pathology medical

Name: Newport Harbor Pathology Medical Group, Inc.
norm: newport harbor pathology medical
Also named: Newport Harbor Pathology Medical Group, Inc.dba oflegal entity
Orange County Medical Group Pathologydba oftrade name
Mission Laguna Pathology Medical Groupdba oftrade name
Barr Dermatopathologydba oftrade name
Industry: Healthcarellm

Discovered: Nov 11, 2024
Breach occurred: Oct 8, 2024 – Nov 11, 2024
Undetected for: 34 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 28, 2025
Affected individuals: Not disclosed
Data types: PHIGovernment IDIdentity (basic)Health (basic)Financial
Attack vector: Unknown
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified government regulators where required

During the incident: Immediately took steps to secure the environment
Launched an investigation with the assistance of third-party cyber security specialists
Conducted a detailed review of the records stored in the impacted systems
Notified law enforcement and government regulators where required
Offering twelve (12) months of complimentary credit monitoring and identity restoration services through IDX
Changes made: Working to review and further enhance the protections within our systems
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 weeks(150 days from discovery to filing)
Compliance flags: CA 60-day late · 137d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Nov 11, 2024
→ Notified: Mar 28, 2025
137d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Nov 11, 2024 → Notified: Mar 28, 2025	137d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

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/sb24-601272
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 10, 2025
Raw hash: d4a1dc66571b5a25e4b1548a657c19649f1770b78b6eca554385c960d386696a

Reporting entityNewport Harbor Pathology Medical Group, Inc.

Victim entityNewport Harbor Pathology Medical Group, Inc.

Incidentdiscovered Nov 11, 2024

Stated responseImmediately took steps to secure the environment

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov