C40 ICD-10-CM Code: Malignant neoplasm of bone and articular cartilage of limbs
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
C40Malignant neoplasm of bone and articular cartilage of limbs
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where C40 sits
- 1
Chapter 2
Neoplasms (C00-D49)
- 2
Section
Malignant neoplasms of bone and articular cartilage (C40-C41)
- 3
Category C40
Malignant neoplasm of bone and articular cartilage of limbs
- 4
Code C40
Malignant neoplasm of bone and articular cartilage of limbs
More specific choices
Codes under C40
C40 is a non-billable category. Choose the child code that best matches the documented diagnosis.
C40.0Malignant neoplasm of scapula and long bones of upper limb
C40.1Malignant neoplasm of short bones of upper limb
C40.2Malignant neoplasm of long bones of lower limb
C40.3Malignant neoplasm of short bones of lower limb
C40.8Malignant neoplasm of overlapping sites of bone and articular cartilage of limb
C40.9Malignant neoplasm of unspecified bones and articular cartilage of limb
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for C40.
Code first
No “code first” instruction is listed for C40.
Use additional code
- code to identify major osseous defect, if applicable (M89.7-)
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for C40.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for C40.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code C40 mean?
C40 is the FY 2027 U.S. ICD-10-CM code for “Malignant neoplasm of bone and articular cartilage of limbs.”
Is C40 a billable or specific ICD-10-CM code?
No. C40 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is C40 located in ICD-10-CM?
C40 is listed in Chapter 2, Neoplasms (C00-D49), within Malignant neoplasms of bone and articular cartilage (C40-C41) (C40–C41), under category C40, Malignant neoplasm of bone and articular cartilage of limbs.
What coding notes are listed for C40?
No inclusion terms are listed for C40 in this reference record. No code-first instruction is listed. Additional-code instructions: code to identify major osseous defect, if applicable (M89.7-). No Excludes1 note is listed. No Excludes2 note is listed.
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