Claiming the $1 trillion prize in US health care | McKinsey & Company: "First, payers (and patients) must redefine the roles they expect providers to play and clearly establish that they want these roles to match the needs of 21st-century patients. In a system characterized by complexity, specialization, a high prevalence of chronic illness, and a proliferation of drugs and devices, the United States needs fewer component providers who specialize in a single task, such as taking diagnostic images. Instead, it will need more healers (providers who can achieve specific objectives for patients during episodes of care) and partners (providers who can help improve a patient’s health and wellness over a longer period of time). Today, few providers act as or are rewarded for being healers or partners. . . ."