All ICD10 Codes

Q73

Non-Billable
ChapterQ00–Q99
Rankcategory
Official Description

Reduction defects of unspecified limb

Use a more specific code (3 billable)
Q73.0Congenital absence of unspecified limb(s)Q73.1Phocomelia, unspecified limb(s)Q73.8Other reduction defects of unspecified limb(s)
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

CH17 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • inborn errors of metabolism (E70-E88)

Clinical Hierarchy

BillableHas subcodes
CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
Q65-Q79Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)
Q73Reduction defects of unspecified limbNot billable
Q73.0Congenital absence of unspecified limb(s)Billable
Q73.1Phocomelia, unspecified limb(s)Billable
Q73.8Other reduction defects of unspecified limb(s)Billable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q73:

chapterCH17
Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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