HMS (HMSY) 10-K 2009 FY Annual report

EXHIBIT 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors and Shareholders
HMS Holdings Corp.:

We consent to the incorporation by reference in the registration statements (Nos. 333-161415, 333-149836, 333-108436, 333-108445, and 333-139025) on Form S-8 and in the registration statement (No. 333-138875) on Form S-3 of HMS Holdings Corp. of our reports dated February 26, 2010, with respect to the consolidated balance sheets of HMS Holdings Corp. and subsidiaries as of December 31, 2009 and 2008, and the related consolidated statements of income, shareholders’ equity and comprehensive income, and cash flows for each of the years in the three-year period ended December 31, 2009, the related financial statement schedule, and the effectiveness of internal control over financial reporting as of December 31, 2009, which reports appear in the December 31, 2009 Annual Report on Form 10-K of HMS Holdings Corp.

/s/ KPMG LLP

KPMG LLP
New York, New York
February 26, 2010