Home > 2007 ICD-9-CM Diagnosis Codes > Diseases Of The Digestive System 520-579 > Diseases Of Esophagus, Stomach, And Duodenum 530-538 > Disorders of function of stomach 536-
Specific code 2007 ICD-9-CM Diagnosis Code 536.9
Unspecified functional disorder of stomach
  • Short description: STOMACH FUNCTION DIS NOS.
  • ICD-9-CM 536.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 536.9 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2007 version of ICD-9-CM 536.9.
  • More recent version(s) of ICD-9-CM 536.9: 2008 2009 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 536.9 converts approximately to:
  • 2015/16 ICD-10-CM K31.89 Other diseases of stomach and duodenum
    Or:
  • 2015/16 ICD-10-CM K31.9 Disease of stomach and duodenum, unspecified
Approximate Synonyms
  • Digestive system disorder
  • Disorder of digestive system
  • Disorder of function of stomach
  • Functional disorder of gastrointestinal tract
  • Functional disorder of GI tract
  • Functional disorder of stomach
  • Functional disorder, stomach
  • Stomach dysfunction
Applies To
  • Functional gastrointestinal:
    • disorder
    • disturbance
    • irritation
ICD-9-CM Volume 2 Index entries containing back-references to 536.9:
  • Derangement
    • gastrointestinal 536.9
  • Diathesis
    • ulcer 536.9
  • Disease, diseased - see also Syndrome
    • epigastric, functional 536.9
    • peptic NEC 536.9
  • Disorder - see also Disease
    • gastrointestinal (functional) NEC 536.9
    • stomach (functional) (see also Disorder, gastric) 536.9
  • Distress
    • gastrointestinal (functional) 536.9
    • stomach 536.9
  • Disturbance - see also Disease
    • digestive 536.9
    • gastrointestinal (functional) 536.9
    • stomach (functional) (see also Disturbance, gastric) 536.9
  • Dysfunction
    • gastrointestinal 536.9
    • stomach 536.9
  • Irritability (nervous) 799.2
    • stomach 536.9
  • Irritation
    • digestive tract 536.9
    • gastric 536.9
    • gastrointestinal (tract) 536.9
      • functional 536.9
      • psychogenic 306.4
    • stomach 536.9
  • Syndrome - see also Disease
    • pre ulcer 536.9
 536.8 ICD9Data.com 537 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 536.9 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2007 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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