Please turn off the caps. It's annoying, hard to read, against the rules, and the equivalent of rudely shouting.
What you have to understand is that the other driver's insurance company is not your insurance company and owes you nothing unless and until a court of law finds the other driver responsible and says how much.
Meantime the insurance company has no real obligation to respond to the demand letter at all until you force it to by filing your lawsuit.
The insurance company knows that there is 4 years to file a lawsuit for personal injury in Florida and it can just ignore your case until you file your lawsuit.
What makes it worse is the Florida no-fault threshold. To successfully pursue an injury lawsuit in FL your injury must be proven to reach the level specified in the following statute:
I suggest you get back with your attorney and convince him to file your lawsuit. Otherwise the insurance company is likely to just put your case aside while it is addressing other claimants who are more persistent.