C41 – Malignant neoplasm of bone and articular cartilage of other and unspecified sites
ICD-10-CM 2027 diagnosis code · Malignant neoplasms of bone and articular cartilage
ICD-10-CM code
C41
- Code
C41(claims format:C41)- Description
- Malignant neoplasm of bone and articular cartilage of other and unspecified sites
- Short description
- Malignant neoplasm of bone/artic cartl of and unsp sites
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 2. Neoplasms (C00-D49)
- Block
- C40-C41 Malignant neoplasms of bone and articular cartilage
Billable codes under C41
C41 is a header code and cannot be used on claims. Choose the most specific code:
- C41.0 – Malignant neoplasm of bones of skull and faceBillable
- C41.1 – Malignant neoplasm of mandibleBillable
- C41.2 – Malignant neoplasm of vertebral columnBillable
- C41.3 – Malignant neoplasm of ribs, sternum and clavicleBillable
- C41.4 – Malignant neoplasm of pelvic bones, sacrum and coccyxBillable
- C41.9 – Malignant neoplasm of bone and articular cartilage, unspecifiedBillable
Notes for C41
Excludes1 (not coded here):
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block C40-C41
Includes:
- malignant neoplasm of cartilage (articular) (joint)
- malignant neoplasm of periosteum
Frequently asked questions
What is ICD-10 code C41?
C41 is the ICD-10-CM code for malignant neoplasm of bone and articular cartilage of other and unspecified sites, in the block C40-C41 (Malignant neoplasms of bone and articular cartilage).
Is C41 a billable code?
No. C41 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.