Q71.4Header code — not billable
Longitudinal reduction defect of radius
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q71
- Effective date
- October 1, 2026
Related codes in category Q71
Q71Reduction defects of upper limbQ71.0Congenital complete absence of upper limbQ71.00Congenital complete absence of unspecified upper limbYesQ71.01Congenital complete absence of right upper limbYesQ71.02Congenital complete absence of left upper limbYesQ71.03Congenital complete absence of upper limb, bilateralYesQ71.1Congenital absence of upper arm and forearm w hand presentQ71.10Congen absence of unsp upper arm and forearm w hand presentYesQ71.11Congenital absence of r up arm and forearm w hand presentYesQ71.12Congenital absence of l up arm and forearm w hand presentYesQ71.13Congen absence of upper arm and forearm w hand present, biYesQ71.2Congenital absence of both forearm and hand
Frequently asked questions
What is ICD-10 code Q71.4?
Q71.4 is an ICD-10-CM diagnosis code for Longitudinal reduction defect of radius.
Is Q71.4 a billable code?
No. Q71.4 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is Q71.4 in?
Q71.4 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q71.4 become effective?
Q71.4 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q71.4?
Q71.4 belongs to category Q71, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.