Greece Golden Visa or Schengen Scheme is the most affordable entry into the EU.
Public healthcare system is completely free for residents (and very low cost for foreigners). The doctors and other staff in public hospitals are generally competent and experienced.
Greece’s health care was ranked 14th in overall performance of 191 countries surveyed (above other countries such as Germany and the United Kingdom) and 11th in quality of service in a 2010 report by the WHO.
Greece operates a National Health System (ESY) which aims to ensure free and equitable access to quality health services for all residents. The system is made up of a mix of public and private health service providers, which are broadly divided into primary, secondary and tertiary tiers of service delivery.
The standard of healthcare in Greece is generally high, although there is some variation between the mainland and many of the country’s smaller islands.
Source: http://www.who.int/whr/2010/en/