Furthermore , Massachusetts became the first state to mandate universal health insurance in 2006 .
The United States as a whole does not have a fully implemented universal health care system , but about 92 % of its citizens have health insurance coverage as of 2017 .
Massachusetts became the first state to mandate universal health insurance in 2006 .
The United States as a whole does not have a fully implemented universal health care system , but about 92 % of its citizens have health insurance coverage as of 2017 .