Departments of Anesthesiology and Biostatistics | University of Michigan

ICD mappings

ICD code Type Description Phenome
M20.2 ICD10CM Hallux rigidus MGI
M20.20 ICD10CM Hallux rigidus, unspecified foot MGI
M20.21 ICD10CM Hallux rigidus, right foot MGI
M20.22 ICD10CM Hallux rigidus, left foot MGI
M20.3 ICD10CM Hallux varus (acquired) MGI
M20.30 ICD10CM Hallux varus (acquired), unspecified foot MGI
M20.31 ICD10CM Hallux varus (acquired), right foot MGI
M20.32 ICD10CM Hallux varus (acquired), left foot MGI
M20.4 ICD10CM Other hammer toe(s) (acquired) MGI
M20.40 ICD10CM Other hammer toe(s) (acquired), unspecified foot MGI
M20.41 ICD10CM Other hammer toe(s) (acquired), right foot MGI
M20.42 ICD10CM Other hammer toe(s) (acquired), left foot MGI
M20.5 ICD10CM Other deformities of toe(s) (acquired) MGI
M20.5X ICD10CM Other deformities of toe(s) (acquired) MGI
M20.5X1 ICD10CM Other deformities of toe(s) (acquired), right foot MGI
M20.5X2 ICD10CM Other deformities of toe(s) (acquired), left foot MGI
M20.5X9 ICD10CM Other deformities of toe(s) (acquired), unspecified foot MGI
M20.6 ICD10CM Acquired deformities of toe(s), unspecified MGI
M20.60 ICD10CM Acquired deformities of toe(s), unspecified, unspecified foot MGI
M20.61 ICD10CM Acquired deformities of toe(s), unspecified, right foot MGI
M20.62 ICD10CM Acquired deformities of toe(s), unspecified, left foot MGI
M21.53 ICD10CM Acquired clawfoot MGI
M21.531 ICD10CM Acquired clawfoot, right foot MGI
M21.532 ICD10CM Acquired clawfoot, left foot MGI
M21.539 ICD10CM Acquired clawfoot, unspecified foot MGI
735.1 ICD9CM Hallux varus (acquired) MGI
735.2 ICD9CM Hallux rigidus MGI
735.3 ICD9CM Hallux malleus MGI
735.4 ICD9CM Other hammer toe (acquired) MGI
735.5 ICD9CM Claw toe (acquired) MGI
735.8 ICD9CM Other acquired deformities of toe MGI
735.9 ICD9CM Unspecified acquired deformity of toe MGI
M20.2 ICD10 M20.2 Hallux rigidus UKB
M20.3 ICD10 M20.3 Other deformity of hallux (acquired) UKB
M20.4 ICD10 M20.4 Other hammer toe(s) (acquired) UKB
M20.5 ICD10 M20.5 Other deformities of toe(s) (acquired) UKB
M20.6 ICD10 M20.6 Acquired deformity of toe(s), unspecified UKB
735.1 ICD9 7351 Hallux varus (acquired) UKB
735.8 ICD9 7358 Other specified acquired deformities of toe UKB
735.9 ICD9 7359 Unspecified acquired deformity of toe UKB

This page is mainly a phenotype dictionary entry. When you are trying to find candidate PRS models, go to the Scores table, search by trait or exposure name, and then use the score-detail and PheWAS pages for model-specific follow-up.

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