Ewwww. Paul, her financial status is her problem. Continue forward.
As far as D16, why can't you make the appt? If she is active, she needs to be going to the dr. Regardless of "how many". At this point you are the only responsible parent. Take the reins.
YOU are doing great! Leave W to her own stuff.
Hang in there!
Me: 39 H: 45 Second marriage for both H left 12/2013 M:4 T:5.5