ICD-9 to ICD-10

Let this ICD-9 to ICD-10 crosswalk tool aid in your transition to the new, more-detailed diagnosis code set. The ICD-10 code lookup, or mapping tool, allows you to translate ICD-9 codes into ICD-10 codes, and it will help your healthcare organization code faster and more accurately through the current change.


  • Assists with the conversion of ICD-9-CM codes to ICD-10-CM
  • Increases coding efficiency with conversion at your fingertips
  • Helps you to better understand the relationship between code sets
  • Provides a resource for staff to educate physicians on new code set
  • Helps you find the closest ICD-10 code based on physician documentation


  • Helps ease ICD-10 implementation with quicker and truer coding conversion to ICD-10-CM
  • Includes current ICD-9-CM codes and their descriptions
  • Has new concepts in ICD-10 that are not present in ICD-9-CM
  • Includes new, revised, and deleted codes
  • You have three file formats to choose from: txt fixed format; txt pipe-delimited; and .xls which has a separate column for information


AAPC’s ICD-9 to ICD-10 Crosswalk includes the most recently released ICD-9 to ICD-10 coding pairs in an easy-to-install data file available in three formats.

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