Terrible PMB claim

My son is on his own medical aid Dh refuse to pay for accident eventually after fight Adrian Gore approved knee surgery now we still fighting to get my son rehabilitation paid as PMB everytime excuses of paperwork Dr Ikraam gave treatment plan they requested radiology report yet in order to pay knee surgery they needed proof now won't pay for consultation , physiotherapy how must he learn to use this prosthesis ... Why are u dragging if heels to pay rehabilitation. You threw him out oh hospital without rehabilitation ...sies