CMS-HCC Risk Adjustment · Retired V24 Model 82 Codes

V24 HCC 8 (Archived Category) ICD-10-CM

HCC 8 is a payment category of the retired CMS-HCC V24 model, which last determined Medicare Advantage payment in 2025. The 82 ICD-10-CM codes below are its final mappings, kept for lookback analysis and RADV audit reference. Each code shows where it maps in the live V28 model.

✗ Retired model · not used for current Medicare Advantage paymentLast paid PY 2025 · kept for lookback and RADV reference
82
ICD-10-CM Codes
82
Still Risk-Adjust in V28
0
No V28 Successor
PY 2025
Last Paid Year
CMS-HCC V24

Archived Codes of V24 HCC 8 82 codes

82 of 82 shown
  • C77.0 Secondary and unspecified malignant neoplasm of lymph nodes of head, face and neck now HCC 18
  • C77.1 Secondary and unspecified malignant neoplasm of intrathoracic lymph nodes now HCC 17
  • C77.2 Secondary and unspecified malignant neoplasm of intra-abdominal lymph nodes now HCC 18
  • C77.4 Secondary and unspecified malignant neoplasm of inguinal and lower limb lymph nodes now HCC 18
  • C77.5 Secondary and unspecified malignant neoplasm of intrapelvic lymph nodes now HCC 18
  • C77.8 Secondary and unspecified malignant neoplasm of lymph nodes of multiple regions now HCC 17
  • C78.00 Secondary malignant neoplasm of unspecified lung now HCC 17
  • C78.01 Secondary malignant neoplasm of right lung now HCC 17
  • C78.02 Secondary malignant neoplasm of left lung now HCC 17
  • C78.1 Secondary malignant neoplasm of mediastinum now HCC 17
  • C78.2 Secondary malignant neoplasm of pleura now HCC 17
  • C78.30 Secondary malignant neoplasm of unspecified respiratory organ now HCC 17
  • C78.39 Secondary malignant neoplasm of other respiratory organs now HCC 17
  • C78.4 Secondary malignant neoplasm of small intestine now HCC 17
  • C78.5 Secondary malignant neoplasm of large intestine and rectum now HCC 17
  • C78.6 Secondary malignant neoplasm of retroperitoneum and peritoneum now HCC 17
  • C78.7 Secondary malignant neoplasm of liver and intrahepatic bile duct now HCC 17
  • C78.80 Secondary malignant neoplasm of unspecified digestive organ now HCC 17
  • C78.89 Secondary malignant neoplasm of other digestive organs now HCC 17
  • C79.00 Secondary malignant neoplasm of unspecified kidney and renal pelvis now HCC 17
  • C79.01 Secondary malignant neoplasm of right kidney and renal pelvis now HCC 17
  • C79.02 Secondary malignant neoplasm of left kidney and renal pelvis now HCC 17
  • C79.10 Secondary malignant neoplasm of unspecified urinary organs now HCC 18
  • C79.11 Secondary malignant neoplasm of bladder now HCC 18
  • C79.19 Secondary malignant neoplasm of other urinary organs now HCC 18
  • C79.31 Secondary malignant neoplasm of brain now HCC 17
  • C79.32 Secondary malignant neoplasm of cerebral meninges now HCC 17
  • C79.40 Secondary malignant neoplasm of unspecified part of nervous system now HCC 17
  • C79.49 Secondary malignant neoplasm of other parts of nervous system now HCC 17
  • C79.51 Secondary malignant neoplasm of bone now HCC 18
  • C79.52 Secondary malignant neoplasm of bone marrow now HCC 18
  • C79.60 Secondary malignant neoplasm of unspecified ovary now HCC 18
  • C79.61 Secondary malignant neoplasm of right ovary now HCC 18
  • C79.62 Secondary malignant neoplasm of left ovary now HCC 18
  • C79.63 Secondary malignant neoplasm of bilateral ovaries now HCC 18
  • C79.70 Secondary malignant neoplasm of unspecified adrenal gland now HCC 17
  • C79.71 Secondary malignant neoplasm of right adrenal gland now HCC 17
  • C79.72 Secondary malignant neoplasm of left adrenal gland now HCC 17
  • C79.89 Secondary malignant neoplasm of other specified sites now HCC 18
  • C79.9 Secondary malignant neoplasm of unspecified site now HCC 18
  • C7B.00 Secondary carcinoid tumors, unspecified site now HCC 17
  • C7B.01 Secondary carcinoid tumors of distant lymph nodes now HCC 17
  • C7B.02 Secondary carcinoid tumors of liver now HCC 17
  • C7B.03 Secondary carcinoid tumors of bone now HCC 17
  • C7B.04 Secondary carcinoid tumors of peritoneum now HCC 17
  • C7B.09 Secondary carcinoid tumors of other sites now HCC 17
  • C7B.1 Secondary Merkel cell carcinoma now HCC 17
  • C7B.8 Other secondary neuroendocrine tumors now HCC 17
  • C80.0 Disseminated malignant neoplasm, unspecified now HCC 18
  • C91.00 Acute lymphoblastic leukemia not having achieved remission now HCC 18
  • C91.01 Acute lymphoblastic leukemia, in remission now HCC 18
  • C91.02 Acute lymphoblastic leukemia, in relapse now HCC 18
  • C92.00 Acute myeloblastic leukemia, not having achieved remission now HCC 17
  • C92.01 Acute myeloblastic leukemia, in remission now HCC 17
  • C92.02 Acute myeloblastic leukemia, in relapse now HCC 17
  • C92.40 Acute promyelocytic leukemia, not having achieved remission now HCC 22
  • C92.41 Acute promyelocytic leukemia, in remission now HCC 22
  • C92.42 Acute promyelocytic leukemia, in relapse now HCC 22
  • C92.50 Acute myelomonocytic leukemia, not having achieved remission now HCC 17
  • C92.51 Acute myelomonocytic leukemia, in remission now HCC 17
  • C92.52 Acute myelomonocytic leukemia, in relapse now HCC 17
  • C92.60 Acute myeloid leukemia with 11q23-abnormality not having achieved remission now HCC 17
  • C92.61 Acute myeloid leukemia with 11q23-abnormality in remission now HCC 17
  • C92.62 Acute myeloid leukemia with 11q23-abnormality in relapse now HCC 17
  • C92.A0 Acute myeloid leukemia with multilineage dysplasia, not having achieved remission now HCC 17
  • C92.A1 Acute myeloid leukemia with multilineage dysplasia, in remission now HCC 17
  • C92.A2 Acute myeloid leukemia with multilineage dysplasia, in relapse now HCC 17
  • C93.00 Acute monoblastic/monocytic leukemia, not having achieved remission now HCC 17
  • C93.01 Acute monoblastic/monocytic leukemia, in remission now HCC 17
  • C93.02 Acute monoblastic/monocytic leukemia, in relapse now HCC 17
  • C94.00 Acute erythroid leukemia, not having achieved remission now HCC 17
  • C94.01 Acute erythroid leukemia, in remission now HCC 17
  • C94.02 Acute erythroid leukemia, in relapse now HCC 17
  • C94.20 Acute megakaryoblastic leukemia not having achieved remission now HCC 17
  • C94.21 Acute megakaryoblastic leukemia, in remission now HCC 17
  • C94.22 Acute megakaryoblastic leukemia, in relapse now HCC 17
  • C94.40 Acute panmyelosis with myelofibrosis not having achieved remission now HCC 17
  • C94.41 Acute panmyelosis with myelofibrosis, in remission now HCC 17
  • C94.42 Acute panmyelosis with myelofibrosis, in relapse now HCC 17
  • C95.00 Acute leukemia of unspecified cell type not having achieved remission now HCC 18
  • C95.01 Acute leukemia of unspecified cell type, in remission now HCC 18
  • C95.02 Acute leukemia of unspecified cell type, in relapse now HCC 18

Questions About This Archived Category

Is V24 HCC 8 still paid?

No. The CMS-HCC V24 model last determined Medicare Advantage payment in 2025; from payment year 2026 the V28 model pays 100% of the risk score. This page exists for lookback analysis and RADV audit periods that predate the transition.

Where did these codes go in V28?

Each row above names the code's live V28 category. The category-level picture, with destination counts for every V24 category, is on V24 to V28: What Changed.

Related References

CMS-HCC V24 ArchiveAll Live V28 CategoriesV24 to V28: What ChangedICD-10-CM Code Lookup

Source: Centers for Medicare & Medicaid Services, Payment Year 2026 risk adjustment mapping and model software releases (CMS-HCC V28; CMS-HCC V24 from the last published V24 mappings, payment year 2025), applied to the FY 2026 ICD-10-CM code set. ICD List is not affiliated with CMS.