ICD-9 to ICD-10 Converter
Instantly crosswalk legacy ICD-9 procedural and diagnostic codes into the active 2026 ICD-10-CM operational set using official General Equivalence Mappings (GEMs).
Legacy Format
Crosswalk Result...
Official CMS Mapping
Notice on GEMs Deprecation
The Centers for Medicare & Medicaid Services (CMS) officially ended the maintenance of GEMs. This tool utilizes the final robust translation library established for historical reconciliation and longitudinal clinical tracking.