Healthcare access varies across England, Scotland, Wales, and Northern Ireland...

https://extra-wiki.win/index.php/What_Changes_When_You_Cross_from_England_into_Northern_Ireland_for_Care%3F

Healthcare access varies across England, Scotland, Wales, and Northern Ireland due to differences in policies and funding since devolution. This can feel like a postcode lottery, with treatments and waiting times differing depending on where you live