Versante


ICD-9 to ICD-10 Crosswalk

The Crosswalk is based on General Equivalence Mappings (GEMs) and includes:
  • Forward Mappings [ICD-9-CM to ICD-10-CM/PCS]:
    1. ICD -9-CM (v1 & v2) to ICD-10-CM
    2. ICD-9-CM (v3) to ICD-10-PCS
  • Backward Mappings [ICD-10-CM/PCS to ICD-9-CM]:
    1. ICD-10-CM to ICD-9-CM (v1 & v2)
    2. ICD-10-PCS to ICD-9-CM (v3)
Note: ICD-9-CM (v1 & v2) are for Diagnostic Codes and ICD-9-CM (v3) is for Procedure Codes.

Versante team includes “Crosswalk Experts” who worked extensively on ICD-9 to ICD-10 Code Conversion and related activities. Versante offers a range of Crosswalk services which include but not limited to:
  • Code Conversions for the customer supplied “Input” code-sets (the “output” format can be in XML, CVS, XLS… based on the client requirement).
  • Verification and Validation of the “Input” code-sets.
  • Development of APIs, if the “output” files need to be consumed by any other 3rd party product/tool/application.
  • Any other customized services.

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