The proof of what your insurance plan will cover is discovered when you make a claim and find out it is or is not going to be paid by the insurance company.  Ask any insurance agent if your premiums can be reduced by eliminating coverage in you policy.  Sure premiums can be reduce that way.
The list of items the Trumpcare plan  eliminates is easy enough to find. It includes no longer covering ambulance fees as an example.  That is no big deal untill you need an ambulance.  
It is going to be a while until the Senate puts its own version of the plan out for review.  Don't sit there and pay no attention to the information and then complain about the plan after it is passed.