K31.2

Hourglass stricture and stenosis of stomach

Billable / specific

K31.2 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from K31)

  • functional disorders of stomach

Excludes1

Not coded here — never report together with this code.

  • congenital hourglass stomach (Q40.2)
  • hourglass contraction of stomach (K31.89)

Excludes2

Not included here — may be reported together when both conditions exist.

  • certain conditions originating in the perinatal period (P04-P96) (from K31)
  • certain infectious and parasitic diseases (A00-B99) (from K31)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from K31)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from K31)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from K31)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from K31)
  • neoplasms (C00-D49) (from K31)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from K31)
  • hiatus hernia (K44.-) (from K31)
  • diabetic gastroparesis (E08.43, E09.43, E10.43, E11.43, E13.43) (from K31)
  • diverticulum of duodenum (K57.00-K57.13) (from K31)

Also known as

  • Bilocular stomach
  • Cascade stomach
  • Deformity, cascade, stomach
  • Hourglass, stomach, stricture
  • Stenosis, stenotic, stomach, hourglass
  • Stricture, hourglass, of stomach
  • Stricture, stomach, hourglass

Parent code

  • K31Other diseases of stomach and duodenumHeader

Related codes

  • K31.0Acute dilatation of stomachBillable
  • K31.1Adult hypertrophic pyloric stenosisBillable
  • K31.BHypertrophic pyloric stenosis, in childhoodBillable
  • K31.3Pylorospasm, not elsewhere classifiedBillable
  • K31.4Gastric diverticulumBillable
  • K31.5Obstruction of duodenumBillable
  • K31.6Fistula of stomach and duodenumBillable
  • K31.7Polyp of stomach and duodenumBillable
  • K31.8Other specified diseases of stomach and duodenumHeader
  • K31.9Disease of stomach and duodenum, unspecifiedBillable
  • K31.AGastric intestinal metaplasiaHeader

Browse