“…Five major categories of patient populations were described, but many programs defined their populations by more than one of these categories, including: a) individuals with specific diseases; b) ethno-cultural groups; c) individuals experiencing economic barriers; d) age groups; e) vulnerable populations, and f) underserved populations. Individuals with specific diseases included those with chronic diseases [ 8 , 11 , 16 , 27 , 41 , 43 – 47 ], mental illness and addictions [ 27 , 37 , 39 , 43 , 48 , 49 ], cancer [ 12 , 36 , 50 , 51 ], diabetes [ 38 , 42 , 47 ], HIV-AIDs [ 15 , 52 , 53 ], pediatric asthma [ 38 ], and obesity [ 38 ]. Ethno-cultural groups included Hispanics [ 16 , 38 , 42 , 51 ], racial-ethnic minorities [ 33 , 54 ], African-Americans [ 55 ], refugees and immigrants [ 38 ], and rural Americans [ 56 ].…”