Exhibit 23.1 CONSENT OF ARTHUR ANDERSEN LLP CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS To Covalent Group, Inc.: As independent public accountants, we hereby consent to the incorporation by reference in this Amendment No. 3 to S-3 Registration Statement of our report dated August 5, 1998 included in Covalent Group, Inc.'s Form 10-KSB/A Amendment No. 2 for the year ended December 31, 1997 and to all references to our Firm included in this Amendment No. 3 to S-3 Registration Statement. ARTHUR ANDERSEN LLP /s/ Arthur Andersen LLP Philadelphia, Pa., August 31, 1998