This has nothing to do with the EU. As a UK pensioner expat who my younger non pensioner wife is classed as my dependent. All our basic healthcare costs (hospital, doctor visits meds etc) are sent directly to the UK for payment. The paperwork was sent here as proof of permanent residence. I filled it in, we then got a certificate that we sent to the health department in Split. Our health cards arrived 7 days later. If you are receiving a pension from the UK you should be able to get this ? The form is in case you did not know S1 You must contact HMRC National Insurance enquiries to find out if you're eligible.
Here, you pay your 1,059. 23 a month, plus a deductible and copay, and you get healthcare. So, you can keep your "socialized medicine."

CD