Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the Registration Statements onForm S-3(No. 333-110629 andNo. 333-130484) and in the related Prospectus on FormS-8(No. 333-39592,No. 333-42616,No. 333-47250,No. 333-84825,No. 333-88418, No.333-88420,No. 333-90795,No. 333-110516,No. 333-120439 and333-145332) of HLTH Corporation of our report dated February 26, 2009, except for Notes 3, 9, 10 and 24 as to which the date is June 29, 2009, with respect to the consolidated financial statements and schedule of HLTH Corporation included in this filing onForm 8-K.
/s/ Ernst & Young LLP
New York, New York
June 29, 2009