Countries spending the most in health care connie dello buono 13 years ago Countries spending the most in health care. USA: The most expensive country to be sickDateJuly 19, 2016In relation toMenuUS continues its losing streak in health care quality by Mandi WoodruffDateJune 16, 2014In relation toMenuUSA: The most expensive country to be sickDateJuly 19, 2016In relation toMenu