Specifically as someone in the UK, where doctors are free but extremely hard to get hold of, this is quite interesting to me.
Which in turn means you have the option of feeding it into ChatGPT. This feels potentially very valuable and a nice way of working around issues with whether doctors themselves are allowed to do it.
I'm not sure this applies to every surgery, but certainly my dad had access to everything immediately when he had a scan.
I hadn't heard of this before.
The capabilities the NHS app offers will depend on what subset of the functionality the GP practice has implemented (on, in reality, the commercial vendor that makes the software they use).
NHS has pretty reasonable developer documentation which explains most of the high level pieces of the system - https://digital.nhs.uk/developer/guides-and-documentation