All ICD10 Codes

C40

Non-Billable
ChapterC00–D49
Rankcategory
Official Description

Malignant neoplasm of bone and articular cartilage of limbs

Use a more specific code (0 billable, 6 non-billable)
C40.0Malignant neoplasm of scapula and long bones of upper limbhas subcodesC40.1Malignant neoplasm of short bones of upper limbhas subcodesC40.2Malignant neoplasm of long bones of lower limbhas subcodesC40.3Malignant neoplasm of short bones of lower limbhas subcodesC40.8Malignant neoplasm of overlapping sites of bone and articular cartilage of limbhas subcodesC40.9Malignant neoplasm of unspecified bones and articular cartilage of limbhas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 2: Neoplasms (C00-D49).

C40-C41 Parent Instructions

Includes
  • malignant neoplasm of cartilage (articular) (joint)
  • malignant neoplasm of periosteum
Excludes1(Not coded here. Use a different code.)
  • malignant neoplasm of bone marrow NOS (C96.9)
  • malignant neoplasm of synovia (C49.-)

Instructional Notes

Use Additional Code
  • code to identify major osseous defect, if applicable (M89.7-)

Clinical Hierarchy

BillableHas subcodes
CH2Neoplasms (C00-D49)
C40-C41Malignant neoplasms of bone and articular cartilage (C40-C41)
C40Malignant neoplasm of bone and articular cartilage of limbsNot billable
C40.0Malignant neoplasm of scapula and long bones of upper limbSubcodes
C40.1Malignant neoplasm of short bones of upper limbSubcodes
C40.2Malignant neoplasm of long bones of lower limbSubcodes
C40.3Malignant neoplasm of short bones of lower limbSubcodes
C40.8Malignant neoplasm of overlapping sites of bone and articular cartilage of limbSubcodes
C40.9Malignant neoplasm of unspecified bones and articular cartilage of limbSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to C40:

blockC40-C41
Malignant neoplasms of bone and articular cartilage (C40-C41)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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