ICD-10 Code
International Classification of Diseases, 10th Revision
Aug 17, 2017

See: Other diseases of stomach and duodenum

K31 is NOT a complete or valid ICD 10 diagnosis code.

You should code each health care encounter to the level of certainty known for that encounter. When sufficient clinical information is not known or available to assign a more specific code, it is acceptable to report the appropriate unspecified code.

See below for more specifc codes relating to
Other diseases of stomach and duodenum
Includes
  • functional disorders of stomach
Excludes2

More specific codes for 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 - Angiodysplasia of stomach and duodenum with bleeding
      • K31.819 - Angiodysplasia of stomach and duodenum 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
  • K31.9 - Disease of stomach and duodenum, unspecified
See also ICD 10 code for
Back to K31
See the 2017 ICD-10-CM Coding Guidelines.

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.