M24
⚠ Non-billable (Header)Other specific joint derangements
Diseases of the musculoskeletal system and connective tissue (M00-M99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
directCannot be coded with M24
- • current injury - see injury of joint by body region
⚠️ Excludes2
directMay be coded together if both conditions coexist
- • ganglion (M67.4)
- • snapping knee (M23.8-)
- • temporomandibular joint disorders (M26.6-)
Child Codes (10)
M24.0Loose body in jointM24.1Other articular cartilage disordersM24.2Disorder of ligamentM24.3Pathological dislocation of joint, not elsewhere classifiedM24.4Recurrent dislocation of jointM24.5Contracture of jointM24.6Ankylosis of jointM24.7Protrusio acetabuliM24.8Other specific joint derangements, not elsewhere classifiedM24.9Joint derangement, unspecified
🧪 Validate Combinations
Add M24 to the Excludes Checker to validate against your full code list.
Open in Checker →Code Information
CodeM24
BillableNo — Header code
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes11 rule(s)
Excludes23 note(s)
Child codes10
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)