Percentage of primary care physicians in a public coverage HMO network who also participate in a Marketplace (HMO or PPO) network, by market area: United States, January–February 2014.
Note. HMO = health maintenance organization; PPO = preferred provider organization. Public coverage networks include Medicaid and the Children's Health Insurance Program. Market areas are organized from high to low for public coverage HMO and Marketplace HMO overlap.