From my POV, patients quite commonly have misconceptions about what conditions they have, what lead to their diagnosis, what treatments they're getting or why and especially why they're denied treatment. She seems reasonably intelligent and educated, so this is a bit less probable.
low quality medical care end of the spectrum?
By the system I would mean the whole system consisting of communication between doctors and their colleagues and pharmacies, continuity of electronic patient histories, insurances, reimbursements and prescription policies etc. I'm saying that the problem could be in some of those parts, just to be clear.
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.