2021 ICD-10-CM Diagnosis Code Q72.9

Unspecified reduction defect of lower limb

    2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • Q72.9 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2021 edition of ICD-10-CM Q72.9 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of Q72.9 - other international versions of ICD-10 Q72.9 may differ.
The following code(s) above Q72.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to Q72.9:
  • Q00-Q99
    2021 ICD-10-CM Range Q00-Q99

    Congenital malformations, deformations and chromosomal abnormalities

    Note
    • Codes from this chapter are not for use on maternal records
    Type 2 Excludes
    • inborn errors of metabolism (E70-E88)
    Congenital malformations, deformations and chromosomal abnormalities
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to Q72.9:
  • Defect, defective Q89.9
    ICD-10-CM Diagnosis Code Q89.9

    Congenital malformation, unspecified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital anomaly NOS
    • Congenital deformity NOS
    • reduction
      • limb Q73.8
        ICD-10-CM Diagnosis Code Q73.8

        Other reduction defects of unspecified limb(s)

          2016 2017 2018 2019 2020 2021 Billable/Specific Code POA Exempt
        Applicable To
        • Longitudinal reduction deformity of unspecified limb(s)
        • Ectromelia of limb NOS
        • Hemimelia of limb NOS
        • Reduction defect of limb NOS
  • Unequal length (acquired) (limb) - see also Deformity, limb, unequal length

ICD-10-CM Codes Adjacent To Q72.9
Q72.81 Congenital shortening of lower limb
Q72.811 Congenital shortening of right lower limb
Q72.812 Congenital shortening of left lower limb
Q72.813 …… bilateral
Q72.819 Congenital shortening of unspecified lower limb
Q72.89 Other reduction defects of lower limb
Q72.891 Other reduction defects of right lower limb
Q72.892 Other reduction defects of left lower limb
Q72.893 …… bilateral
Q72.899 Other reduction defects of unspecified lower limb
Q72.9 Unspecified reduction defect of lower limb
Q72.90 Unspecified reduction defect of unspecified lower limb
Q72.91 Unspecified reduction defect of right lower limb
Q72.92 Unspecified reduction defect of left lower limb
Q72.93 …… bilateral
Q73 Reduction defects of unspecified limb
Q73.0 Congenital absence of unspecified limb(s)
Q73.1 Phocomelia, unspecified limb(s)
Q73.8 Other reduction defects of unspecified limb(s)
Q74 Other congenital malformations of limb(s)
Q74.0 Other congenital malformations of upper limb(s), including shoulder girdle

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.