K31.B
K31.B: Hypertrophic pyloric stenosis, in childhood
Billable / specific codeICD-10-CM
K31.B is a billable, specific ICD-10-CM code for hypertrophic pyloric stenosis, in childhood. It is valid for submission on a claim.
Check K31.B with the rest of the claim: free scrubberExcludes1: never code together
These conditions cannot occur together. Billing both on the same encounter is a denial.
- congenital pyloric stenosis (Q40.0)
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Infantile hypertrophic pyloric stenosis
- Pediatric hypertrophic pyloric stenosis
- Pediatric pyloric stenosis
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Alphabetic index entries that lead here
- Stenosis, stenotic›pylorus›in childhood
- Stenosis, stenotic›pylorus›infantile
- Stenosis, stenotic›pylorus›pediatric(hypertrophic)
- Stricture›pylorus›infantile
Code history
- addedFY2024-FY2027
Hypertrophic pyloric stenosis, in childhood
Other codes under K31
- K31.0Acute dilatation of stomach
- K31.1Adult hypertrophic pyloric stenosis
- K31.2Hourglass stricture and stenosis of stomach
- K31.3Pylorospasm, not elsewhere classified
- K31.4Gastric diverticulum
- K31.5Obstruction of duodenum
- K31.6Fistula of stomach and duodenum
- K31.7Polyp of stomach and duodenum
- K31.8Other specified diseases of stomach and duodenum
- K31.9Disease of stomach and duodenum, unspecified
- K31.AGastric intestinal metaplasia