2020 ICD-10-CM Diagnosis Code Q40

Other congenital malformations of upper alimentary tract

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • Q40 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2020 edition of ICD-10-CM Q40 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of Q40 - other international versions of ICD-10 Q40 may differ.
The following code(s) above Q40 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 Q40:
  • Q00-Q99
    2020 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
ICD-10-CM Codes Adjacent To Q40
Q39 Congenital malformations of esophagus
Q39.0 Atresia of esophagus without fistula
Q39.1 Atresia of esophagus with tracheo-esophageal fistula
Q39.2 Congenital tracheo-esophageal fistula without atresia
Q39.3 Congenital stenosis and stricture of esophagus
Q39.4 Esophageal web
Q39.5 Congenital dilatation of esophagus
Q39.6 Congenital diverticulum of esophagus
Q39.8 Other congenital malformations of esophagus
Q39.9 Congenital malformation of esophagus, unspecified
Q40 Other congenital malformations of upper alimentary tract
Q40.0 Congenital hypertrophic pyloric stenosis
Q40.1 Congenital hiatus hernia
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

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