Valentino is a patient in a nursing home for 45 days of 2017. while in the nursing home, he incurs total costs of $13,500. medicare pays $8,000 of the costs. valentino receives $15,000 from his long-term care insurance policy, which pays while he is in the facility. assume that the daily federal statutory amount for valentino is $360. of the $15,000, what amount may valentino exclude from his gross income?