Exhibit

We consent to the incorporation by reference in Registration Statement File No. 333-216150 on Form S-3, No. 333-105877 on Form S-4, Nos. 333-174436, 333-174437, 333-189419, 333-193962, 333-205824 ,333-205826 and 333-221642 on Form S-8 and Post-Effective Amendment on Form S-8 to Registration Statement File No. 333-216153 on Form S-4 of our reports dated February 13, 2018 relating to the consolidated financial statements and financial statement schedule of UnitedHealth Group Incorporated and subsidiaries, and the effectiveness of UnitedHealth Group Incorporated and subsidiaries’ internal control over financial reporting, appearing in this Annual Report on Form 10-K of UnitedHealth Group Incorporated for the year ended December 31, 2017.