Millions of people in the United States live with serious illnesses such as cancer, heart disease, chronic obstructive pulmonary disorder (COPD), amyotrophic lateral sclerosis, Parkinson's disease, and dementia--often for many years. Those facing serious illness have a range of interconnected medical and non-medical needs, and the way their care is financed has a large impact on the care they receive. Medicare is the predominant payer, but both...