My father is on comprehensive plan with discover my brother is on it as a depended they refusing to pay for his doctor consultation and he is covered for his international stay in Italy we need a GOP for tomorrow he has to go for a scan they refusing with

My father is on comprehensive plan with discover my brother is on it as a depended they refusing to pay for his doctor consultation and he is covered for his international stay in Italy we need a GOP for tomorrow he has to go for a scan they refusing without giving us a reason why. They have been taking us from pillar to post the whole week. It’s a ****