Go to those other appointments. Get paperwork/notes about what their treatment plan is. Get another appointment with the original doc and get his treatment plan.
Compare them.
Come back and post about them here so we can discuss and give you feedback.
Jaw surgery is a huuuuge decision and while I'm not saying you gotta decide based on what people here say, I think it will beneficial because there is a lot of knowledge/experience on this forum. Especially if it's hard to find reviews of doctors. What country are you in?