LETTER 1 filename1.txt Mail Stop 6010 January 20, 2006 Mr. Lawrence C. Best Executive Vice President - Finance and Chief Financial Officer Boston Scientific Corporation One Boston Scientific Place Natick, MA 01760-1537 Re: Boston Scientific Corporation Form 10-K for the fiscal year ended December 31, 2004 Filed March 16, 2005 File No. 001-11083 Dear Mr. Best: We have completed our review of your Form 10-K and related filings and do not, at this time, have any further comments. Sincerely, Martin F. James Senior Assistant Chief Accountant