2021 ICD-10-CM Diagnosis Code Q42

Congenital absence, atresia and stenosis of large intestine

    2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • Q42 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 Q42 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of Q42 - other international versions of ICD-10 Q42 may differ.
Includes
Includes Help
"Includes" further defines, or give examples of, the content of the code or category.
  • congenital obstruction, occlusion and stricture of large intestine
The following code(s) above Q42 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 Q42:
  • 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
ICD-10-CM Codes Adjacent To Q42
Q40.2 Other specified congenital malformations of stomach
Q40.3 Congenital malformation of stomach, unspecified
Q40.8 Other specified congenital malformations of upper alimentary tract
Q40.9 Congenital malformation of upper alimentary tract, unspecified
Q41 Congenital absence, atresia and stenosis of small intestine
Q41.0 Congenital absence, atresia and stenosis of duodenum
Q41.1 Congenital absence, atresia and stenosis of jejunum
Q41.2 Congenital absence, atresia and stenosis of ileum
Q41.8 Congenital absence, atresia and stenosis of other specified parts of small intestine
Q41.9 Congenital absence, atresia and stenosis of small intestine, part unspecified
Q42 Congenital absence, atresia and stenosis of large intestine
Q42.0 Congenital absence, atresia and stenosis of rectum with fistula
Q42.1 Congenital absence, atresia and stenosis of rectum without fistula
Q42.2 Congenital absence, atresia and stenosis of anus with fistula
Q42.3 Congenital absence, atresia and stenosis of anus without fistula
Q42.8 Congenital absence, atresia and stenosis of other parts of large intestine
Q42.9 Congenital absence, atresia and stenosis of large intestine, part unspecified
Q43 Other congenital malformations of intestine
Q43.0 Meckel's diverticulum (displaced) (hypertrophic)
Q43.1 Hirschsprung's disease
Q43.2 Other congenital functional disorders of colon

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