The Make-A-Wish Foundation is a 501(c)(3) non-profit organization founded in the United States that arranges experiences (described as "wishes") to children with life-threatening medical conditions. In order to qualify for a wish, the child must be between the ages of 2 and a half and 18 at the time of referral. It is the child's physician that ultimately decides if a child is eligible.The national headquarters and founding chapter of the Make-A-Wish Foundation are in Phoenix, Arizona. The organization grants wishes through its 62 chapters located throughout the US. Make-A-Wish also operates in 47 other countries around the world through 36 affiliate offices.