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M21.41

✓ Billable

Flat foot [pes planus] (acquired), right foot

Diseases of the musculoskeletal system and connective tissue (M00-M99)

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❌ Excludes1

inherited from M21.4

Rules from parent category M21.4: Flat foot [pes planus] (acquired)

  • • congenital pes planus (Q66.5-)

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Code Information

CodeM21.41
BillableYes
ParentM21.4
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes11 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)