I called my OB office to set up my last three appointments and it looks like my doctor is out…

I called my OB office to set up my last three appointments and it looks like my doctor is out studying for a board exam. I was told I can see the nurse practitioner. I told them i guess I'll just not see anyone. I'll just go to the hospital if I go in labor. Little late to switch offices! 2 1/2 weeks till due date