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Kaniksu Community Health data breach

Kaniksu Community Health experienced a cybersecurity incident in 2025, which led to the exposure of sensitive patient data, as reported to California authorities in 2026. This breach may affect individuals whose full name, Date of Birth, Social Security Number, and medical records were compromised, creating potential risks for medical identity theft and fraud.

Docket sheet

Company
Kaniksu Community Health
Venue
California Attorney General
Filed
September 1, 2026
People affected
Not stated
Status
Monitoring
Official regulator filing

Where this breach stands

  1. 1

    Breach occurredDecember 18, 2025

    Date of the incident as stated in the filing.

  2. 2

    Reported to the California Attorney GeneralSeptember 1, 2026

    The company filed a breach notification with the state regulator.

  3. 3

    Attorney reviewCurrent stage

    Current status: Monitoring. Our office is reviewing whether affected people may have claims.

  4. 4

    Your case review

    Got a letter about this breach? Submit it for a free, confidential review.

Information listed in the filing

  • Full Name
  • Date of Birth
  • Social Security Number
  • Medical Record Number
  • Health Insurance ID Number
  • Diagnosis and Treatment Information
  • Prescription Information
  • Provider and Treatment Dates

Clerk's notes

Kaniksu Community Health, a health and medical service provider, reported a cybersecurity incident in 2026 to the California Attorney General's office. This event, which occurred on December 18, 2025, involved unauthorized access to the organization's network environment, compromising the security of stored patient information.

The compromised data categories include sensitive personal and health details. Specifically, exposed information consisted of Full Name, Date of Birth, Social Security Number, Medical Record Number, Health Insurance ID Number, Diagnosis and Treatment Information, Prescription Information, and Provider and Treatment Dates. The exposure of these immutable identifiers and protected health details can create significant long-term risks for affected individuals.

Unlike financial data that can be easily replaced, the compromise of protected health information and unique identifiers like Social Security Numbers poses a lifelong threat of medical identity theft, fraudulent insurance claims, and targeted phishing schemes. When such sensitive clinical and identifying information is combined, victims may face prolonged vulnerabilities concerning their financial standing, healthcare coverage, and overall personal security.

As a healthcare entity, Kaniksu Community Health is bound by strict federal and state regulations, including the Health Insurance Portability and Accountability Act (HIPAA), which mandates robust safeguards for patient data. A breach of this magnitude indicates potential lapses in the implementation of these required administrative, physical, and technical security measures intended to prevent unauthorized disclosures.

If you received a data breach notification letter from Kaniksu Community Health, it signifies that your private information was impacted by this incident. Receiving such a notification establishes a basis for legal recourse, as the compromise of your statutory privacy rights and the ongoing risk of identity theft are recognized as actionable injuries. It is not necessary to demonstrate immediate financial loss to pursue a claim.

We are currently monitoring this investigation. Individuals affected by the Kaniksu Community Health data breach may be entitled to compensation for the risks and harm caused by this exposure. We evaluate these data breach claims on a contingency fee basis, meaning you will not pay any upfront legal fees unless we successfully recover compensation on your behalf. We invite you to request a free case review to understand your legal options.

If a notification letter about this breach reached you, see every California data breach on file or browse all cases.

Other California docket entries

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