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M40.0

⚠ Non-billable (Header)

Postural kyphosis

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.

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❌ Excludes1

direct

Cannot be coded with M40.0

  • • osteochondrosis of spine (M42.-)

❌ Excludes1

inherited from M40

Rules from parent category M40: Kyphosis and lordosis

  • • congenital kyphosis and lordosis (Q76.4)
  • • kyphoscoliosis (M41.-)
  • • postprocedural kyphosis and lordosis (M96.-)

📋 Code Instructions

from M40
  • • Code first: underlying disease

Child Codes (4)

M40.00Postural kyphosis, site unspecifiedM40.03Postural kyphosis, cervicothoracic regionM40.04Postural kyphosis, thoracic regionM40.05Postural kyphosis, thoracolumbar region

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Code Information

CodeM40.0
BillableNo — Header code
ParentM40
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes14 rule(s)
Excludes20 note(s)
Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)