537.0 ACQ PYLORIC STENOSIS


Code Information

Diagnosis Code: 537.0

Short Description: Acq pyloric stenosis

Long Description: Acquired hypertrophic pyloric stenosis

Code Classification:

  • Diseases of the digestive system (520–579)
    • Diseases of esophagus, stomach, and duodenum (530-539)
      • 537 Other disorders of stomach and duodenum
        • 537.0 Acq pyloric stenosis

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 537.0 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Constriction
    • pylorus 537.0
      • adult hypertrophic 537.0
      • congenital or infantile 750.5
      • newborn 750.5
  • Hypertrophy, hypertrophic
    • pylorus (muscle) (sphincter) 537.0
      • congenital 750.5
      • infantile 750.5
  • Insufficiency, insufficient
    • pyloric 537.0
  • Obstruction, obstructed, obstructive
    • gastric outlet 537.0
    • pylorus (acquired) 537.0
      • congenital 750.5
      • infantile 750.5
  • Occlusion
    • pylorus (see also Stricture, pylorus) 537.0
  • Spasm, spastic, spasticity (see also condition) 781.0
    • pylorus 537.81
      • adult hypertrophic 537.0
  • Stenosis (cicatricial) - see also Stricture
    • pylorus (hypertrophic) 537.0
      • adult 537.0
      • congenital 750.5
      • infantile 750.5
  • Stricture (see also Stenosis) 799.89
    • pylorus (hypertrophic) 537.0
      • adult 537.0
      • congenital 750.5
      • infantile 750.5

Crosswalk Information

The code 537.0 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
537.0 Right Arrow K31.1 Adult hypertrophic pyloric stenosis
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
537.1 Gastric diverticulum
537.2 Chronic duodenal ileus
537.3 Other obstruction of duodenum
537.4 Fistula of stomach or duodenum
537.5 Gastroptosis
537.6 Hourglass stricture or stenosis of stomach
537.81 Pylorospasm
537.82 Angiodysplasia of stomach and duodenum without mention of hemorrhage
537.83 Angiodysplasia of stomach and duodenum with hemorrhage
537.84 Dieulafoy lesion (hemorrhagic) of stomach and duodenum
537.89 Other specified disorders of stomach and duodenum
537.9 Unspecified disorder of stomach and duodenum


This page was last updated on: 10/1/2014