I would imagine a lot of the concern over this is more of the existential fear resulting from the balance of power between patient and doctor than anything else. The Internet started that, with patients able to become much more knowledgable about their own conditions (with the unfortunate side effect of every symptom being cancer). Once patients become knowledgable, the doctor moves from a pillar of all knowledge to…
On the actual topic at hand, my last doctors office had a system where I could see everything they wrote on a web portal and it was eye opening. The number of times I'd say X and they'd write Y was astounding. It was primarily the nurse and not the actual MD but I learned that I needed to be very careful about everything I said as the image of me that someone would have if they only read those notes was nearly the opposite of what I was trying to convey.