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M25

⚠ Non-billable (Header)

Other joint disorder, not elsewhere classified

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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⚠️ Excludes2

direct

May be coded together if both conditions coexist

  • • abnormality of gait and mobility (R26.-)
  • • acquired deformities of limb (M20-M21)
  • • calcification of bursa (M71.4-)
  • • calcification of shoulder (joint) (M75.3)
  • • calcification of tendon (M65.2-)
  • • difficulty in walking (R26.2)
  • • temporomandibular joint disorder (M26.6-)

Child Codes (10)

M25.0HemarthrosisM25.1Fistula of jointM25.2Flail jointM25.3Other instability of jointM25.4Effusion of jointM25.5Pain in jointM25.6Stiffness of joint, not elsewhere classifiedM25.7OsteophyteM25.8Other specified joint disordersM25.9Joint disorder, unspecified

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Code Information

CodeM25
BillableNo — Header code
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes10 rule(s)
Excludes27 note(s)
Child codes10

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)