M21.4 - Flat foot [pes planus] (acquired)

  • Applicable to Flat foot [pes planus] (acquired)
  • The 2025 edition of ICD10-CM M21.4 became effective on October 1, 2024.
  • This is the American ICD10-CM version of M21.4 - other international versions of ICD10 M21.4 may differ.
  • M21.4 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • M21.4 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
  • M21.4 - Flat foot [pes planus] (acquired)
    • M21.4 - Flat foot [pes planus] (acquired)
    • M21.40 - Flat foot [pes planus] (acquired), unspecified foot
    • M21.41 - Flat foot [pes planus] (acquired), right foot
    • M21.42 - Flat foot [pes planus] (acquired), left foot

Type 1 Excludes

  • congenital pes planus (Q66.5-)

The following codes above M21.4 contain annotation back-references that may be applicable to M21.4:

Chapter: M00-M99 Diseases of the musculoskeletal system and connective tissue

Section: M20-M25 Other joint disorders

Category: M21 Other acquired deformities of limbs

icd 10
 
Non-Billable/Non-Specific Code

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