EX-16 3 b43351ccexv16.txt LETTER FROM ARTHUR ANDERSEN TO THE SEC [ANDERSEN LETTERHEAD] Office of the Chief Accountant Securities and Exchange Commission 450 Fifth Street, N.W. Washington, D.C. 20549 June 20, 2002 Dear Sir/Madam: We have read the first through fourth paragraphs of Item 4 included in the Form 8-K dated June 18, 2002, of Centene Corporation to be filed with the Securities and Exchange Commission and are in agreement with the statements contained therein. Very truly yours, /s/ Arthur Andersen LLP Arthur Andersen LLP cc: Mr. Karey L. Witty Senior Vice President, Chief Financial Officer, Treasurer and Secretary Centene Corporation