I'd trust the Ob more than the GP, the Ob is the specialist. Good luck sweetie, I will continue to lurk here to watch your baby grow!

EDIT: Do you know when you are due? You are due about a week before me so you might be in the May 1-15 belly threads! Join us here if you are, we would love to have you along for the journey. The women in this thread are some of the most amazing supportive women I have met!