2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Diseases Of Esophagus, Stomach, And Duodenum 530-538 > Disorders Of Function Of Stomach 536.* >  2008 ICD-9-CM Diagnosis 536.9
Unspecified functional disorder of stomach On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.
The 2009 version of ICD-9-CM 536.9 can be accessed here. - Chronic or recurrent gastrointestinal disorders without an identifiable structural or biochemical explanation by the routine diagnostic tests. Functional gastrointestinal disorders are classified according to the presumed site of the disorder, such as IRRITABLE BOWEL SYNDROME, non-ulcer DYSPEPSIA, and non-cardiac CHEST PAIN.
- 536.9 is a specific code that can be used to specify a diagnosis
- 536.9 contains 25 index entries
- View the ICD-9-CM Volume 1 536.* hierarchy
536.9 also known as:- Functional gastrointestinal:
- disorder
- disturbance
- irritation
Index entries containing 536.9:- Derangement
- gastrointestinal
 536.9
Diathesis- ulcer 536.9
Disease, diseased - see also Syndrome- epigastric, functional 536.9
- gastrointestinal (tract) 569.9
- functional 536.9
- peptic NEC 536.9
- stomach NEC (organic) 537.9
- functional 536.9
Disorder - see also Disease- digestive 536.9
- gastric (functional) 536.9
- 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
- gastric (functional) 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
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