Pacific Standard ran an analysis of campaign donations to Senators using MapLight's donation tracker tool. These 10 senators received the most money from health insurance companies between Nov. 2010 and Nov. 2016.
Tim Scott, R-S.C. — $178,000
Gary Peters, D-Mich. — $168,300
Ron Wyden, D-Ore. — $148,550
Charles Schumer, D-N.Y. — $134,350
Orrin Hatch, R-Utah — $128,250
Mark Warner, D-Va. — $124,700
Patrick Toomey, R-Pa. — $116,850
Debbie Stabenow, D-Mich. — $113,200
Mitch McConnell, R-Ky. — $112,150
Robert Casey Jr., D-Pa. — $105,600
Note: MapLight's tracking system attempts to track donations from companies, company employees and relevant political action committees. A political scientist from the University of Texas in Rio Grande Valley, told Pacific Standard, he believes the numbers may be "grossly undercounted."