Home > 2009 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-
2009 ICD-9-CM Diagnosis Code 536.8
Dyspepsia and other specified disorders of function of stomach
- (a-klor-HY-dree-a) A lack of hydrochloric acid in the digestive juices in the stomach. Hydrochloric acid helps digest food.
- lack of hydrochloric acid in gastric juice despite stimulation of gastric secretion.
- Absence of hydrochloric acid in the gastric juice.
- Upset stomach.
- Short description: STOMACH FUNCTION DIS NEC.
- ICD-9-CM 536.8 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
- You are viewing the 2009 version of ICD-9-CM 536.8.
- More recent version(s) of ICD-9-CM 536.8: 2010 2011 2012 2013.
536.8 Alternative Terminology
- Abnormal gastric acidity
- Achylia gastrica
- Chronic regurgitation
- Diminished gastrin secretion
- Drug-induced dyspepsia
- Erythematous gastropathy
- Excessive gastric inhibitory peptide secretion
- Flatulent dyspepsia
- Friable mucosa of digestive system organ
- Gastric motor function disorder
- Gastric retention
- Gastric spasm
- Gastrointestinal hypomotility
- Granular mucosa of digestive organ structure
- Hyperchlorhydria
- Hypochlorhydria
- Increased gastric hco>3<^-^ secretion
- Increased gastric motility
- Indigestion
- Inhibition of gastric motility
- Mild dietary indigestion
- Minimal gastric reflux
- Moderate gastric reflux
- Nonulcer dyspepsia
- Peptic ulcer symptoms
- Postoperative gastric retention
- Primary chronic pseudo-obstruction of stomach
- Rapid gastric emptying
- Retained antrum syndrome
- Upset stomach
- Vagus indigestion
536.8 Excludes 

Applies To
- Achylia gastrica
- Hourglass contraction of stomach
- Hyperacidity
- Hyperchlorhydria
- Hypochlorhydria
- Indigestion
- Tachygastria
Convert 536.8 to ICD-10-CM 

ICD-9-CM 536.8 converts directly to:
- 2013 ICD-10-CM K30 Functional dyspepsia
ICD-9-CM Volume 2 Index entries containing back-references to 536.8:
- Achylia
- Achylosis 536.8
- Acid
peptic disease 536.8
stomach 536.8
psychogenic 306.4
- Acidity, gastric (high) (low) 536.8
psychogenic 306.4
- Apepsia 536.8
achlorhydric 536.0
psychogenic 306.4
- Bilocular
stomach 536.8
- Colic (recurrent) 789.0

gastric 536.8
- Contraction, contracture, contracted
hourglass
- Delay, delayed
gastric emptying 536.8
- Diarrhea, diarrheal (acute) (autumn) (bilious) (bloody) (catarrhal) (choleraic) (chronic) (gravis) (green) (infantile) (lienteric) (noninfectious) (presumed noninfectious) (putrefactive) (secondary) (sporadic) (summer) (symptomatic) (thermic) 787.91

due to
achylia gastrica 536.8
Aerobacter aerogenes 008.2

Bacillus coli - see Enteritis, E. coli
bacteria NEC 008.5

bile salts 579.8

Capillaria
Clostridium perfringens (C) (F) 008.46

Enterobacter aerogenes 008.2

enterococci 008.49

Escherichia coli - see Enteritis, E. coli
Giardia lamblia 007.1

Heterophyes heterophyes 121.6

irritating foods 787.91

Metagonimus yokogawai 121.5

Necator americanus 126.1

Paracolobactrum arizonae 008.1

Paracolon bacillus NEC 008.47


Arizona 008.1

Proteus (bacillus) (mirabilis) (Morganii) 008.3

Pseudomonas aeruginosa 008.42

S. japonicum 120.2

specified organism NEC 008.8

Staphylococcus 008.41

Streptococcus 008.49


anaerobic 008.46

Strongyloides stercoralis 127.2

Trichuris trichiuria 127.3

virus NEC (see also Enteritis, viral) 008.69
- Dilatation
- Disease, diseased - see also Syndrome
acid-peptic 536.8
peptic NEC 536.9

acid 536.8
Reichmann's (gastrosuccorrhea) 536.8
Rossbach's (hyperchlorhydria) 536.8
psychogenic 306.4
- Disorder - see also Disease
- Distention
- Disturbance - see also Disease
- Dumping syndrome (postgastrectomy) 564.2

nonsurgical 536.8
- Dyspepsia (allergic) (congenital) (fermentative) (flatulent) (functional) (gastric) (gastrointestinal) (neurogenic) (occupational) (reflex) 536.8
acid 536.8
nervous 306.4
neurotic 306.4
psychogenic 306.4
- Engorgement
stomach 536.8
- Enteritis (acute) (catarrhal) (choleraic) (chronic) (congestive) (diarrheal) (exudative) (follicular) (hemorrhagic) (infantile) (lienteric) (noninfectious) (perforative) (phlegmonous) (presumed noninfectious) (pseudomembranous) 558.9

due to
achylia gastrica 536.8
adenovirus 008.62

Aerobacter aerogenes 008.2

anaerobes (see also Enteritis, anaerobic) 008.46

Arizona (bacillus) 008.1

astrovirus 008.66

Bacillus coli - see Enteritis, E. coli
bacteria NEC 008.5


specified NEC 008.49

Bacteroides (see also Enteritis, Bacteroides) 008.46

Butyrivibrio (fibriosolvens) 008.46

Calcivirus 008.65

Camplyobacter 008.43

Clostridium - see Enteritis, Clostridium
Cockle agent 008.64

Coxsackie (virus) 008.67

Ditchling agent 008.64

ECHO virus 008.67

Enterobacter aerogenes 008.2

enterococci 008.49

enterovirus NEC 008.67

Escherichia coli - see Enteritis, E. coli
Eubacterium 008.46

Fusobacterium (nucleatum) 008.46

gram-negative bacteria NEC 008.47


anaerobic NEC 008.46

Hawaii agent 008.63

irritating foods 558.9

Klebsiella aerogenes 008.47

Marin County agent 008.66

Montgomery County agent 008.63

Norwalk-like agent 008.63

Norwalk virus 008.63

Otofuke agent 008.63

Paracolobactrum arizonae 008.1

paracolon bacillus NEC 008.47


arizona 008.1

Paramatta agent 008.64

Peptococcus 008.46

Peptostreptococcus 008.46

Proprionibacterium 008.46

Proteus (bacillus) (mirabilis) (morganii) 008.3

Pseudomonas aeruginosa 008.42

Rotavirus 008.61

Sapporo agent 008.63

small round virus (SRV) NEC 008.64

Snow Mountain (SM) agent 008.63

specified
Staphylococcus 008.41

Streptococcus 008.49


anaerobic 008.46

Taunton agent 008.63

Torovirus 008.69

Treponema 008.46

Veillonella 008.46

virus 008.8


specified type NEC 008.69

Wollan (W) agent 008.64

Yersinia enterocolitica 008.44
- Fermentation (gastric) (gastrointestinal) (stomach) 536.8
psychogenic 306.4
- Gastralgia 536.8
psychogenic 307.89
- Gastritis 535.5

spastic 536.8
- Gastrodynia 536.8
- Gastrorrhea 536.8
psychogenic 306.4
- Gastrospasm (neurogenic) (reflex) 536.8
neurotic 306.4
psychogenic 306.4
- Gastrosuccorrhea (continuous) (intermittent) 536.8
neurotic 306.4
psychogenic 306.4
- Hourglass contraction, contracture
- Hyperacidity, gastric 536.8
psychogenic 306.4
- Hyperactive, hyperactivity 314.01

gastrointestinal 536.8
psychogenic 306.4
stomach 536.8
- Hyperchlorhydria 536.8
neurotic 306.4
psychogenic 306.4
- Hyperchylia gastrica 536.8
psychogenic 306.4
- Hypermobility
stomach 536.8
psychogenic 306.4
- Hypermotility
gastrointestinal 536.8
stomach 536.8
- Hypersecretion
gastric 536.8
psychogenic 306.4
- Hypersensitive, hypersensitiveness, hypersensitivity - see also Allergy
stomach (allergic) (nonallergic) 536.8
psychogenic 306.4
- Hypertonicity
gastrointestinal (tract) 536.8
stomach 536.8
psychogenic 306.4
- Hypoacidity, gastric 536.8
psychogenic 306.4
- Hypochlorhydria 536.8
neurotic 306.4
psychogenic 306.4
- Hypomotility
gastrointestinal tract 536.8
psychogenic 306.4
stomach 536.8
psychogenic 306.4
- Indigestion (bilious) (functional) 536.8
acid 536.8
catarrhal 536.8
due to decomposed food NEC 005.9
fat 579.8
nervous 306.4
psychogenic 306.4
- Inertia
stomach 536.8
psychogenic 306.4
- Malfunction - see also Dysfunction
gastroenteric 536.8
- Myasthenia 358.00

stomach 536.8
psychogenic 306.4
- Pain(s) (see also Painful) 780.96

gastric 536.8
stomach 536.8
psychogenic 307.89
- Peptic acid disease 536.8
- Reichmann's disease or syndrome (gastrosuccorrhea) 536.8
- Retention, retained
gastric 536.8
- Rossbach's disease (hyperchlorhydria) 536.8
psychogenic 306.4
- Spasm, spastic, spasticity (see also condition) 781.0

gastrointestinal (tract) 536.8
psychogenic 306.4
stomach 536.8
neurotic 306.4
- Stasis
duodenal 536.8
- Subacidity, gastric 536.8
psychogenic 306.4
- Syndrome - see also Disease
dumping 564.2

nonsurgical 536.8
Reichmann's (gastrosuccorrhea) 536.8
- Tachygastria 536.8
- Upset
gastric 536.8
psychogenic 306.4
stomach 536.8
psychogenic 306.4
- Vomiting 787.03

functional 536.8
psychogenic 306.4
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 536.8 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 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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