HackingHealthcareHealthcareSupply Chain (3P Vendor)Customer Data InvolvedDelayed DiscoveryPHIIdentity (basic)Government IDHealth (basic)MediumContained

Open Door Community Health Centers

bd_23ee99883ba7111c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 2, 2025

Filed

Jan 8, 2026

To disclose

14 weeks

Affected

Not disclosed

Confidence

66%

Full breach record for Open Door Community Health Centers →2 incidents on file

Open Door Community Health Centers notified patients of a data security incident involving their vendor, TriZetto Provider Solutions. An unauthorized third party accessed TriZetto's network on or about November 2024; TriZetto discovered the incident on October 2, 2025, and contained it on the same day. Affected data includes names, addresses, dates of birth, SSNs, and health insurance information. TriZetto engaged cybersecurity experts, notified law enforcement, and is offering 12 months of credit monitoring.

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California clockDiscovered Oct 2, 2025 → Notified Jan 7, 202697d ✗ CA 60-day late14 weeks discovery → filing

Incident timeline

undetected · 335 days

discovery → filing · 14 weeks / 98 days

Nov 1, 2024

Begins

Oct 2, 2025

Discovered

Jan 8, 2026

Filed

vs. sector median

+1 wks slower

Part of TriZetto Provider Solutions supply-chain incident (2025) — a supply-chain cascade affecting multiple organizations.View cascade →

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

Name: Open Door Community Health Centers
norm: open door community health centers

Name: Open Door Community Health Centers
norm: open door community health centers
Industry: Healthcarellm

Discovered: Oct 2, 2025
Breach occurred: Nov 1, 2024
Undetected for: 335 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 7, 2026
Affected individuals: Not disclosed
Data types: PHIIdentity (basic)Government IDHealth (basic)
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Third party: via TriZetto Provider Solutions

During the incident: TriZetto immediately launched an investigation with leading cybersecurity experts
They have secured their systems
Notified law enforcement
Implemented enhanced security
They are offering 12 months of complimentary credit monitoring, fraud consultation, identity theft restoration services, and access to toll-free support
Changes made: Implemented enhanced security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(98 days from discovery to filing)
Compliance flags: CA 60-day late · 97dCA AG copy ≤15d · 1d
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: Oct 2, 2025
→ Notified: Jan 7, 2026
97d 60 days (analyst band, pre-2026 discoveries) CA 60-day late
California
Consumers notified: Jan 7, 2026
→ AG copy submitted: Jan 8, 2026
1d 15 calendar days CA AG copy ≤15d

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Oct 2, 2025 → Notified: Jan 7, 2026	97d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late
California	Consumers notified: Jan 7, 2026 → AG copy submitted: Jan 8, 2026	1d	15 calendar days	CA AG copy ≤15d

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/sb24-616697
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 8, 2026
Raw hash: 2951a538737bbfb6c93882488582f5bfe148aba1a0dac8895aee849fd2d6a4da

Reporting entityOpen Door Community Health Centers

Victim entityOpen Door Community Health Centers

Incidentdiscovered Oct 2, 2025

Stated responseTriZetto immediately launched an investigation with leading cybersecurity experts

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov