ICD-10-CM code "Q99": Other chromosome abnormalities, not elsewhere classified (2024)

Overview

ICD-10 CodeQ99
DescriptionOther chromosome abnormalities, not elsewhere classified
Hierarchy
  1. Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
  3. Other chromosome abnormalities, not elsewhere classified (Q99)
Billable statusNon billable code

Excludes

  1. Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

    Type 2inborn errors of metabolism (E70-E88)

  2. Chromosomal abnormalities, not elsewhere classified (Q90-Q99)

    Type 2mitochondrial metabolic disorders (E88.4-)

  3. Other chromosome abnormalities, not elsewhere classified (Q99)

Includes

  1. Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
  3. Other chromosome abnormalities, not elsewhere classified (Q99)

Subcategories