Those I already knew
Limits of free advice unfortunately! Although if you're an employee options are limited.
What it qualifies you for is all that matters in this context. You get NHS whether you pay NI or not it's funded from general taxation, not NI exclusively.
Ok, if you like. But my point still stands even by your definition, it isn't just pension.
Also, I did wonder what a £200k lump sum would get you as an annuity. Can't be bothered to do those calculators but this article from last years suggests £11,192 pa.
https://www.onlinemoneyadvisor.co.uk/pensions/pension-annuities/200k-annuities/