A per diem rate refers to the daily cost of care and services provided to a resident under our Assisted Living Rates or Enhansed Independent Rate but bill on a daily basis with a miminum stay of at least 7 days. It’s a flat, all-inclusive fee covering things like housing, meals, activities, and some basic personal care. The per diem rate in an assisted living includes the cost of housing (a private room or apartment), meals, activities, and basic personal care assistance for u to 90 minutes per day like assistance for bathing, dressing, and mobility.