M21.06
Valgus deformity, not elsewhere classified, knee
- Release
- FY 2027
- Effective
Hierarchy
Where M21.06 sits in the official hierarchy. Each level is the code it is classified under.
- M21 Other acquired deformities of limbs
- M21.0 Parent Valgus deformity, not elsewhere classified
- M21.06 This code Valgus deformity, not elsewhere classified, knee
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Inclusion Terms
Genu valgum
Inclusion Terms
Knock knee
Excludes1
metatarsus valgus ( Q66.6 )
Inherited from M21.0 — Valgus deformity, not elsewhere classified
Excludes1
acquired absence of limb ( Z89 .-)
Inherited from M21 — Other acquired deformities of limbs
Excludes1
talipes calcaneovalgus ( Q66.4- )
Inherited from M21.0 — Valgus deformity, not elsewhere classified
Excludes1
congenital absence of limbs (Q71-Q73)
Inherited from M21 — Other acquired deformities of limbs
Excludes1
congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74)
Inherited from M21 — Other acquired deformities of limbs
More Specific Codes
3 codes under M21.06
Version History
How M21.06 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentValgus deformity, not elsewhere classified, knee
-
FY 2026 Effective
UnchangedValgus deformity, not elsewhere classified, knee
Related Codes
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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