Source-labeled ICD-10-CM Code Book for HCC coders

CDC/NCHS ICD-10-CM FY2026 Tabular List

src/code-book-source-data/2026/icd10cm_tabular_2026.xml

CDC/NCHS ICD-10-CM FY2026 Alphabetic Index parsed artifact

src/code-book-source-data/2026/icd10_index_2026.json

ICD-10-CM Official Guidelines for Coding and Reporting FY2026 text

src/code-book-source-data/2026/guidelines/fy-2026-icd-10-cm-coding-guidelines.txt

ICD-10-CM Official Guidelines for Coding and Reporting FY2026 PDF

src/code-book-source-data/2026/guidelines/fy-2026-icd-10-cm-coding-guidelines.pdf

CDC/NCHS ICD-10-CM FY2026 Neoplasm Table

src/code-book-source-data/2026/icd10cm_neoplasm_2026.xml

CDC/NCHS ICD-10-CM FY2026 Drugs and Chemicals Table

src/code-book-source-data/2026/icd10cm_drug_2026.xml

CDC/NCHS ICD-10-CM FY2026 External Cause Index

src/code-book-source-data/2026/icd10cm_eindex_2026.xml

CMS FY2026 ICD-10-CM to CMS-HCC mapping file

src/code-book-source-data/2026/risk-models/2026_Final_ICD-10-CM_Mappings.csv

CMS-HCC V28 PY2026 T model relative factors

src/code-book-source-data/2026/risk-models/V28_CE_Relative_Factors.csv

CMS-HCC V28 PY2026 hierarchy

src/code-book-source-data/2026/risk-models/V28_HCC_Hierarchies.csv

CMS RxHCC V08 PY2026 mapping file

src/code-book-source-data/2026/risk-models/ICD10_CC_mappings_RxHCC_2026.csv

CMS RxHCC V08 PY2026 T model relative factors

src/code-book-source-data/2026/risk-models/RxHCC_T_CE_Relative_Factors.csv

CMS ESRD/PACE V24 PY2026 mapping file

src/code-book-source-data/2026/risk-models/ICD10_CC_mappings_ESRD_2026_v24.csv

CMS ESRD/PACE V24 PY2026 T model relative factors

src/code-book-source-data/2026/risk-models/ESRD_V24_CE_Relative_Factors.csv

CMS HHS-HCC 2026 benefit year ICD-10-CM to CC mapping

src/code-book-source-data/2026/risk-models/hhs-hcc/ICD10_HHS_CC_mappings_2026.csv

CMS HHS-HCC 2026 benefit year adult model factors

src/code-book-source-data/2026/risk-models/hhs-hcc/adult_model_factors.csv

CMS HHS-HCC 2026 benefit year child model factors

src/code-book-source-data/2026/risk-models/hhs-hcc/child_model_factors.csv

CMS HHS-HCC 2026 benefit year infant model factors

src/code-book-source-data/2026/risk-models/hhs-hcc/infant_model_factors.csv

CMS HHS-HCC 2026 benefit year hierarchy

src/code-book-source-data/2026/risk-models/hhs-hcc/HCC_hierarchy.csv

CMS HHS-HCC 2026 benefit year software readme

src/code-book-source-data/2026/risk-models/hhs-hcc/readme.md

CMS HHS-HCC 2026 benefit year user runbook

src/code-book-source-data/2026/risk-models/hhs-hcc/user_runbook.md

FY2026 ICD-10-CM order/code descriptions file

src/code-book-source-data/2026/order/april-1-2026-code-descriptions-tabular-order.zip

FY2026 ICD-10-CM addenda package

src/code-book-source-data/2026/addenda/april-1-2026-addendum.zip