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Q40.1 - Congenital hiatus hernia


The ICD 10 Code for Congenital hiatus hernia is listed as Q40.1.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: Q40.1
Description: Congenital hiatus hernia
  • Congenital displacement of cardia through esophageal hiatus
  • Excludes1: congenital diaphragmatic hernia (Q79.0)
Diagnostic Related Groups
(MS-DRG v30.0)
393 - Other Digestive System Diagnoses W Mcc
394 - Other Digestive System Diagnoses W Cc
395 - Other Digestive System Diagnoses W/o Cc/mcc
Chapter Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
Block Other congenital malformations of the digestive system (Q38-Q45)
Parent Q40 - Other congenital malformations of upper alimentary tract
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 750.6 - Congenital hiatus hernia
ICD-10-CM Siblings (same level / similar specificity) of Q40.1:
Q40.0 - Congenital hypertrophic pyloric stenosis
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