CCM Health notified the California Attorney General of a data breach occurring between April 3 and April 10, 2023. The incident involved the unauthorized access of personal and health information, including names, addresses, Social Security numbers, and health insurance details. Affected residents in California and several other states were offered 12 months of complimentary credit monitoring and fraud assistance. CCM Health stated it has reviewed and revised its security practices and implemented additional measures. No specific attack vector or threat actor was identified in the disclosure.