2026 Partnership HealthPlan of California — member data breach; 1,526 notified
Data compromised
Member personal information (per Partnership HealthPlan public notice coverage)
Technical writeup
Verified company disclosure reported by Redding Record Searchlight — September 4, 2026. Partnership HealthPlan of California said it notified 1,526 affected members after a data breach involving member personal information. Distinct from the plan’s large 2022 cyberattack (~855k). Detailed attack vector and full data-element list not in the paywalled local article at catalog time; recordsAffected 1526 from company statement via press; companyConfirmed true.
Root cause
Company-announced data breach affecting member personal information; notices issued September 4, 2026 (incident timeline details limited in local press)