All ICD10 Codes

M23.8

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Other internal derangements of knee

Use a more specific code (0 billable, 1 non-billable)
M23.8XOther internal derangements of kneehas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).

Instructional Notes

Includes
  • Laxity of ligament of knee
  • Snapping knee
General instructions are available for the parent sections:
View CH13 NotesView M20-M25 NotesView M23 Notes

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M20-M25Other joint disorders (M20-M25)
M23Internal derangement of knee
M23.8Other internal derangements of kneeNot billable
M23.8XOther internal derangements of kneeSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M23.8:

categoryM23
Internal derangement of knee
View context instructions
blockM20-M25
Other joint disorders (M20-M25)
View context instructions
chapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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