Based on the context and the answer, generate a question. 

Context: Therefore I held off on the x - rays ; if they were done in the month of May , while I still had insurance . Strangely , I have received a bill from the dentist for $ 93.40 . I called and discovered that it was because Delta Dental is refusing to pay for that check - up on April 21 , in spite of the fact that over the phone they claimed they would pay it . Dishonest and greedy much ?

Answer:

The insurance did n't pay .



Why is the narrator facing a dental debt ?