nedicare and tricare for life

HI, NEW TO THIS BOARD. HAS ANYONE HAD SURGERY WITH THE ABOVE INSURANCE. IF SO, WHAT LOOPS DID YOU HAVE TO JUMP THRU? TOUGHT I WOULD START EARLY. I KNOW I'LL HAVE TO HAVE SOMETHING DONE TO THE TUMMY. IT ALREADY HANGS DOWN TO MY THIGHS AND MAKES IT HARD FOR ME TO EXCERISE. THANKS FOR ANY INFO YOU CAN GIVE ME.  JOY