Did Kaniksu Community Health have a data breach?

Answer

Yes. Kaniksu Community Health reported a data breach to the California Attorney General on September 1, 2026.

What the filing says

Reported to: California Attorney General
Filing date: September 1, 2026
Breach date: December 18, 2025
People affected: Not stated in the filing

Information involved

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

In plain terms

Kaniksu Community Health filed a report with the California Attorney General detailing a cybersecurity incident that occurred in late 2025. This incident exposed various personal and health data types for affected individuals, creating a risk of identity theft and fraud.

Kaniksu Community Health, a healthcare provider, submitted a filing to the California Attorney General on September 1, 2026, confirming a data security incident. This report informs the public about a breach affecting data maintained by the organization.

The incident, identified as a cybersecurity event, compromised Kaniksu Community Health's network environment. The breach date is listed as December 18, 2025. Details about the exact nature of the attack were not specified in the public filing.

The compromised information included 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. These types of data are highly sensitive and can be used for various forms of identity fraud.

Individuals who receive notification about this incident should consider monitoring their explanation of benefits statements and credit reports for suspicious activity. Placing a fraud alert or security freeze on credit files can help prevent new accounts from being opened fraudulently. Reviewing medical bills and insurance statements for unauthorized services is also recommended.

This information is based on public disclosures made to regulatory bodies, specifically the California Attorney General, regarding the Kaniksu Community Health data breach.

Other filings by Kaniksu Community Health

Companies often file the same breach in several states. Each filing is listed separately.

Commonly recommended next steps

Freeze your credit
Place a free credit freeze with Equifax, Experian, and TransUnion. A freeze blocks new accounts from being opened in your name and can be lifted anytime.
Check for medical identity theft
Review the Explanation of Benefits statements from your health insurer for services or claims you never received, which can signal misuse of your medical identity.
Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Look up another company

Other breaches reported in California

DataBreachSearch.com reports what was filed with state regulators. It is not legal advice, is not a law firm, and is not affiliated with any government agency or with Kaniksu Community Health.