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We have issued our reports dated March 18, 2019, with respect to the consolidated financial statements, schedule, and internal control over financial reporting included in the Annual Report of Healthcare Services Group, Inc. and Subsidiaries on Form 10-K for the year ended December 31, 2018. We consent to the incorporation by reference of said reports in the Registration Statements of Healthcare Services Group, Inc. on Forms S-3 (File No. 333-108182, effective August 22, 2003, and on Forms S-8 (File No. 333-92835, effective December 15, 1999, and File No. 333-184612, effective October 26, 2012).