Are there any doctors in the Miami area that can perform a Tummy tuck with bbl together?

There are limitations in certain states on the amount of liposuction that can be performed in conjunction with other procedures. 

Far more important than the technique is the skill and experience of your plastic surgeon. Choose your surgeon rather than the technique and let them explain why one technique may be better than another.  See the below link on some suggestions on finding the most qualified Plastic Surgeon for you.  Always insist on a board certified plastic surgeon.