Barbara J. Desoer has been axdirector of DaVita since October 2015. Ms. Desoer served as the chief executive officer and a member of the board of directors of Citibank, N.A., a wholly owned subsidiary of Citigroup Inc. and a diversified global financial services company, both positions she held from April 2014 through April 2019, and chief operating officer of Citibank, N.A. from October 2013 to April 2014. Prior to Citibank, N.A., Ms. Desoer spent 35 years at Bank of America, a diversified global financial services company, most recently as president, Bank of America Home Loans, where she led the integration of Countrywide, the largest mortgage originator and servicer in the United States. In previous Bank of America roles, Ms. Desoer served as a Global Technology & Operations executive, an international market-focused position leading teams in the United Kingdom, Asia and Latin America, and president, Consumer Products. Since April 2019, Ms. Desoer has served as chair of Citibank, N.A. and as a member of the board of directors of Citigroup, Inc.