Anthem, a health benefits company, completed the acquisition of Beacon Health Options, the largest independently held behavioural health organization in the US, from Diamond Castle and Bain Capital. Financial terms were not disclosed. "With an extensive track record in behavioural health, Beacon fits well with our strategy to better manage the needs of populations with chronic and complex conditions, and deliver integrated whole health solutions. Together with Beacon, we will enhance our capabilities to serve state partners, health plans and employer groups as they seek to address consumer behavioural health needs," Gail K. Boudreaux, Anthem President and CEO.