With millions of Americans focused on the Affordable Care Act and the government's new healthcare website, there is a simple approach starting to gain traction that could help in bringing healthcare costs down. House calls used to be a common practice in the United States, and with emergency department admissions reaching an all time high, healthcare systems are struggling to keep costs down. Minnesota's North Memorial healthcare system is one of the first in the country to send physicians out to the homes of patients with chronic conditions.