Current Versions
These documents are based on 2026 Casefinding lists (posted in August 2025).
- ICD-10 to ICD-10-CM Based on FY2026 ICD-10-CM codes [PDF (PDF, 1.4 MB)] [XLSX (XLSX, 102 KB)]
- ICD-10-CM to ICD-10 Based on FY2026 ICD-10-CM codes [PDF (PDF, 1.8 MB)] [XLSX (XLSX, 129 KB)]
2023 Versions
These documents are based on 2023 Casefinding lists (posted in November 2022).
- ICD-9-CM to ICD-10-CM Based on FY2023 ICD-10-CM codes [PDF (PDF, 686 KB)] [XLSX (XLSX, 104 KB)]
- ICD-10-CM to ICD-9-CM Based on FY2023 ICD-10-CM codes [PDF (PDF, 818 KB)] [XLSX (XLSX, 78 KB)]
- ICD-10 to ICD-10-CM Based on FY2023 ICD-10-CM codes [PDF (PDF, 629 KB)] [XLSX (XLSX, 61 KB)]
- ICD-10-CM to ICD-10 Based on FY2023 ICD-10-CM codes [PDF (PDF, 772 KB)] [XLSX (XLSX, 71 KB)]
- ICD-9-CM to ICD-10 Based on FY2023 ICD-10-CM codes [PDF (PDF, 644 KB)] [XLSX (XLSX, 141 KB)]
- ICD-10 to ICD-9-CM Based on FY2023 ICD-10-CM codes [PDF (PDF, 625 KB)] [XLSX (XLSX, 83 KB)]
This document was updated on 2/16/2023 and includes the new histologies implemented in 2022:
- ICD-O-3 to ICD-9-CM, ICD-10 (Cause of Death) and ICD-10-CM (XLSX, 340 KB)
Refer to the Historical Staging and Coding Manuals for previous conversions.