Since November 2014, Ms. Gregg has served as Co-Founder and Partner of Guidon Partners, an investor and consultant for privately held healthcare companies, and she served as Chief Executive Officer of BlueCross BlueShield of Tennessee from January 2003 through the end of 2012. She currently serves on the boards of directors of Quest Diagnostics Incorporated (NYSE: DGX), Erlanger Health, Capital Vision Services, LLC d/b/a MyEyeDr, and the Electric Power Board of Chattanooga.