"Communism came as a replacement of tyranny, only to become more tyrannical later"
Communism is tyranny because its ideology works on suppression of individual freedom. Countries that experienced communism eventually evolved from brutal form of Stalin oppression to leisure-free communism later. There is a huge difference between communist countries in 1950's versus 1960's or 1985 when this ideology was dying off.
Hospitals were either for profit today, 50 years ago or 100 years ago. For that reason most of the countries established single payer system or have regulation. Until 1920's when Europeans countries started health insurance, how you think the healthcare system worked? It was either on voluntary pay, charity, donations, or community service, or you have to pay and even go to debtor prison.