All ICD10 Codes

M51.4

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Schmorl's nodes

Use a more specific code (4 billable)
M51.44Schmorl's nodes, thoracic regionM51.45Schmorl's nodes, thoracolumbar regionM51.46Schmorl's nodes, lumbar regionM51.47Schmorl's nodes, lumbosacral region
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).
General instructions are available for the parent sections:
View CH13 NotesView M50-M54 NotesView M51 Notes

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M50-M54Other dorsopathies (M50-M54)
M51Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders
M51.4Schmorl's nodesNot billable
M51.44Schmorl's nodes, thoracic regionBillable
M51.45Schmorl's nodes, thoracolumbar regionBillable
M51.46Schmorl's nodes, lumbar regionBillable
M51.47Schmorl's nodes, lumbosacral regionBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M51.4:

categoryM51
Thoracic, thoracolumbar, and lumbosacral intervertebral disc disorders
View context instructions
blockM50-M54
Other dorsopathies (M50-M54)
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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