The ICD-10 code online translator tool allows you to compare ICD-9 to ICD-10 codes. ICD-9 is being expanded from 17,000 to approximately 141,000 ICD-10 codes, and this tool can help you map that expansion. (Note: this tool only converts ICD-10-CM codes, and ICD-10-PCS.)
check out web app for data mapping and analysis --
http://www.ucaresolutions.com/icdconverter/