HealthCare.gov cost $677 million to build. "The HHS has only spent $319 million of that amount so far, Sebelius testified in front of the House Energy and Commerce Committee, but commitments to contractors and government officials could reach $677 million if the agency makes good on all of its obligations. Sebelius has hinted that the Health agency could seek to withhold some payments to contractors due to the poor performance of the website." Jonathan Easley in The Hill