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WASHINGTON, DC - APRIL 16: House Minority Leader Nancy Pelosi (D-CA) motions to Senate Majority Leader Mitch McConnell (R-KY) during the signing of the Medicare Access CHIP Reauthorization Act 2015, H.R. 2, press event at the Capitol on April 16, 2015 in Washington, D.C. H.R. 2, commonly known as "Doc Fix", is a bipartisan bill to strengthen Medicare and fix its payment formula for doctors. (Photo by Gabriella Demczuk/Getty Images)

WASHINGTON, DC - APRIL 16:  House Minority Leader Nancy Pelosi (D-CA) motions to Senate Majority Leader Mitch McConnell (R-KY) during the signing of the Medicare Access CHIP Reauthorization Act 2015, H.R. 2, press event at the Capitol on April 16, 2015 in Washington, D.C. H.R. 2, commonly known as "Doc Fix", is  a bipartisan bill to strengthen Medicare and fix its payment formula for doctors. (Photo by Gabriella Demczuk/Getty Images)