C41
⚠ Non-billable
Malignant neoplasm of bone and articular cartilage of other and unspecified sites
ICD-10-CM · FY2026 · Neoplasms
Code
C41
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Neoplasms
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Excludes1 — never code together
- 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)
Frequently asked questions
What is ICD-10 code C41?
ICD-10-CM code C41 represents Malignant neoplasm of bone and articular cartilage of other and unspecified sites. It is a non-billable header code requiring a more specific subcategory in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.
Is C41 billable?
No. C41 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is C41 in?
C41 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.
Related codes in the C41 category
C41.0
Malignant neoplasm of bones of skull and face
Billable
C41.1
Malignant neoplasm of mandible
Billable
C41.2
Malignant neoplasm of vertebral column
Billable
C41.3
Malignant neoplasm of ribs, sternum and clavicle
Billable
C41.4
Malignant neoplasm of pelvic bones, sacrum and coccyx
Billable
C41.9
Malignant neoplasm of bone and articular cartilage, unspecified
Billable
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