C41
ICD-10Non-billable categoryMalignant neoplasm of bone/artic cartl of and unsp sites
Official ICD-10-CM descriptor (FY2026)
Malignant neoplasm of bone and articular cartilage of other and unspecified sites
C41 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- malignant neoplasm of bones of limbs (C40.-)
- malignant neoplasm of cartilage of ear (C49.0)
- malignant neoplasm of cartilage of eyelid (C49.0)
- malignant neoplasm of cartilage of larynx (C32.3)
- malignant neoplasm of cartilage of limbs (C40.-)
- malignant neoplasm of cartilage of nose (C30.0)
More specific codes under C41
- C41.0Malignant neoplasm of bones of skull and face
- C41.1Malignant neoplasm of mandible
- C41.2Malignant neoplasm of vertebral column
- C41.3Malignant neoplasm of ribs, sternum and clavicle
- C41.4Malignant neoplasm of pelvic bones, sacrum and coccyx
- C41.9Malignant neoplasm of bone and articular cartilage, unsp
Where this code sits
- Chapter
- 2. Neoplasms (C00-D49)
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.