UnitedHealth-backed Optum, a healthcare company, completed the acquisition of Atrius Health, an innovative healthcare company, for $236m. "Our new relationship with Optum strengthens our ability to provide outstanding primary and specialty care, which is our top priority. Going forward, Atrius Health will have access to more resources, including innovative technology and a broader range of healthcare expertise, services and programs, to support our care teams and staff in caring for you," Steve Strongwater, Atrius Health President and CEO.