Health Share of Oregon is the state’s largest Medicaid coordinated care organization (CCO), serving OHP members in Clackamas, ... Multnomah, and Washington Counties. Our mission is to partner with communities to achieve ongoing transformation, health equity, and the best possible health for each individual. Health Share was founded and continues to be governed by eleven health care organizations serving OHP members: Adventist Health, CareOregon, Central City Concern, Clackamas County, Kaiser Permanente, Legacy Health, Multnomah County, Oregon Health & Science University, Providence Health & Services, Tuality Health Alliance and Washington County. read more