Physicians Development Group has added John Walker as its president.<br /><br />Walker spent the past 15 years as the chief financial officer at Key Construction Inc.<br /><br />His  LinkedIn profile reflects the change.<br /><br />I’m working to get in touch with Walker, but Dr. Greg Lakin, a partner in Physicians Development Group, confirms the move.<br /><br />He says Walker started as the company’s president this month.<br /><br />Walker was recognized in 2010 as part of the Wichita Business Journal’s  CFO Awards, and he is a member of the 2005 class of  40 Under 40.<br /><br />Physicians Development Group operates senior living facilities in the Wichita and Kansas City areas.