Paradigm Healthcare Services discovered a data breach that affected over 970,000 individuals, including Medi-Cal members, in October 2025.
The vulnerability or weakness
The exact vulnerability or technique used is not stated in the sources.
Earlier attacks and coverage
Business impact
Paradigm had to take certain systems offline, notify law enforcement, and engage external experts, impacting its operations.
Industries affected
Healthcare providers and government health programs are affected, particularly California’s Medi-Cal program.
Users affected
970,000 Medi-Cal members had their protected health information compromised, including names, dates of birth, and gender.
