M21.40
Flat foot [pes planus] (acquired) unspecified foot
Approximate Synonyms
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Flat foot, acquired
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Pes planus
Details
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M21.40 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
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The 2023 edition of ICD-10-CM M21.40 became effective on October 1, 2022.
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This is the American ICD-10-CM version of M21.40 – other international versions of ICD-10 M21.40 may differ.