Any of those medical professionals are likely to be able to arrange a FES referral and I only mentioned GP, because that’s the route I took. It’s true that not every CCG will fund it, but the answer is always no, unless you ask.
I hope you find the brace works for you.
This was probably the recent post you mentioned.
FES. What’s your experience? - Symptoms and treatments - Forum (mssociety.org.uk)