2018 ICD-10-CM Diagnosis Code K31.5

Obstruction of duodenum

Applicable To
  • Constriction of duodenum
  • Duodenal ileus (chronic)
  • Stenosis of duodenum
  • Stricture of duodenum
  • Volvulus of duodenum
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 K31.5. 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 stenosis of duodenum (
    ICD-10-CM Diagnosis Code Q41.0

    Congenital absence, atresia and stenosis of duodenum

      2016 2017 2018 Billable/Specific Code POA Exempt
The following code(s) above K31.5 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 K31.5:
  • K00-K95
    2018 ICD-10-CM Range K00-K95

    Diseases of the digestive system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the digestive system
  • K20-K31
    2018 ICD-10-CM Range K20-K31

    Diseases of esophagus, stomach and duodenum

    Type 2 Excludes
    Diseases of esophagus, stomach and duodenum
  • K31
    ICD-10-CM Diagnosis Code K31

    Other diseases of stomach and duodenum

      2016 2017 2018 Non-Billable/Non-Specific Code
    • functional disorders of stomach
    Type 2 Excludes
    Other diseases of stomach and duodenum
Approximate Synonyms Clinical Information ICD-10-CM K31.5 is grouped within Diagnostic Related Group(s) (MS-DRG v35.0):

Convert K31.5 to ICD-9-CM

Code History
Code annotations containing back-references to K31.5:

Diagnosis Index entries containing back-references to K31.5:

ICD-10-CM Codes Adjacent To K31.5
K29.9 Gastroduodenitis, unspecified
K29.90 …… without bleeding
K29.91 …… with bleeding
K30 Functional dyspepsia
K31 Other diseases of stomach and duodenum
K31.0 Acute dilatation of stomach
K31.1 Adult hypertrophic pyloric stenosis
K31.2 Hourglass stricture and stenosis of stomach
K31.3 Pylorospasm, not elsewhere classified
K31.4 Gastric diverticulum
K31.5 Obstruction of duodenum
K31.6 Fistula of stomach and duodenum
K31.7 Polyp of stomach and duodenum
K31.8 Other specified diseases of stomach and duodenum
K31.81 Angiodysplasia of stomach and duodenum
K31.811 …… with bleeding
K31.819 …… without bleeding
K31.82 Dieulafoy lesion (hemorrhagic) of stomach and duodenum
K31.83 Achlorhydria
K31.84 Gastroparesis
K31.89 Other diseases of stomach and duodenum

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