2017/18 ICD-10-CM Diagnosis Code Q40.1

Congenital hiatus hernia

Applicable To
  • Congenital displacement of cardia through esophageal hiatus
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as Q40.1. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • congenital diaphragmatic hernia (
    ICD-10-CM Diagnosis Code Q79.0

    Congenital diaphragmatic hernia

      2016 2017 2018 Billable/Specific Code POA Exempt
    Type 1 Excludes
    • congenital hiatus hernia (Q40.1)
    Q79.0
    )
The following code(s) above Q40.1 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 Q40.1:
  • Q00-Q99
    2018 ICD-10-CM Range Q00-Q99

    Congenital malformations, deformations and chromosomal abnormalities

    Note
    • Codes from this chapter are not for use on maternal or fetal records
    Type 2 Excludes
    • inborn errors of metabolism (E70-E88)
    Congenital malformations, deformations and chromosomal abnormalities
Approximate Synonyms Present On Admission
POA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
ICD-10-CM Q40.1 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert Q40.1 to ICD-9-CM

Code History
Code annotations containing back-references to Q40.1:

Diagnosis Index entries containing back-references to Q40.1:

ICD-10-CM Codes Adjacent To Q40.1
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
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

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