I can't imagine an individual who both has their health records (pertaining to some issue) and also doesn't have the ability to understand the context.

If I feed in 15 crown/root canal invoices into AI asking it it's opinion, it will tell me I have a very bad mouth. This does nothing to inform me, and will lead to the expected AI response of: "Here are some practices in your area specializing in oral surgery".

There's a reason it's advised by doctors to not share health information. practices/doctors proscribe a regimen/treatment plan, and have to assume in good faith the patient will follow it. Imagine if every doctor heard "Well, AI told me..."