A09
BillableInfectious gastroenteritis and colitis, unspecified
Infectious gastroenteritis and colitis, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Infectious colitis NOS
- Infectious enteritis NOS
- Infectious gastroenteritis NOS
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
- code to identify resistance to antimicrobial drugs (Z16.-)
Also Known As / Clinical Terms
SNOMED CT
- Gastric flu12463005
- Infectious gastroenteritis12463005
- Septic gastroenteritis12463005
- Infectious diarrhea19213003
- Infectious diarrheal disease19213003
- Infectious diarrhoea19213003
- Infectious diarrhoeal disease19213003
- Infective diarrhea19213003
- Infective diarrhoea19213003
- Acute infective gastroenteritis36789003
- Infectious colitis39341005
- Infective colitis39341005
- Septic colitis39341005
- Infantile diarrhea39963006
- Infantile diarrhoea39963006
- Toddler diarrhea39963006
- Toddler diarrhoea39963006
- Diarrhea of presumed infectious origin43240000
- Diarrhoea of presumed infectious origin43240000
- Dysenteric diarrhea46799006
- Dysenteric diarrhoea46799006
- Dysentery46799006
- Purulent enteritis47941007
- Infectious enteritis55184003
- Infectious enteritis of intestine55184003
- Infectious inflammation of intestine55184003
- Infective enteritis55184003
- Toxic state56302003
- Gastroenteritis - presumed infectious origin57419008
- Gastroenteritis presumed infectious57419008
- Catarrhal dysentery59253004
- Acute gastroenteritis69776003
- Disease of presumed infectious origin78885002
- Colitis - presumed infectious origin79099006
- Colitis presumed infectious79099006
- Epidemic diarrhea86615009
- Epidemic diarrhoea86615009
- Institutional environment related disease90896002
- Disease caused by Heterocheiloidea105697005
- Acute ulcerative gastroenteritis complicating pneumonia109814008
- Infectious disease of digestive tract128398001
- Infection by Blastomyces dermatitidis191950004
- Infection caused by Blastomyces dermatitidis191950004
- Secondary acquired megacolon197141006
- Infective gastritis235655002
- Phlegmonous enteritis235706001
- Phlegmonous enteritis of gastrointestinal tract235706001
- Infectious disease of intestine266071000
- Intestinal infection266071000
- Intestinal infectious disease266071000
- Colitis, enteritis and gastroenteritis presumed infectious266081001
- Fungal gastrointestinal infection312153005
- Infection of digestive system312158001
- Acute infectious nonbacterial gastroenteritis359613008
- Infectious gastroenteritis with AIDS (acquired immunodeficiency syndrome)421454008
- Infectious gastroenteritis with acquired immunodeficiency syndrome421454008
- Infection by Anisakidae442035006
- Infection caused by Anisakidae442035006
- Anisakiasis442652006
- Infection by Anisakis larva442652006
- Infection caused by Anisakis larva442652006
- Acute erosive gastritis444926003
- Epidemic gastroenteritis707222009
- Epidemic infectious gastroenteritis707222009
- Gastroenteritis, epidemic707222009
- Gastroenteritis, institutional707352004
- Institution-acquired gastroenteritis707352004
- Institutionally acquired gastroenteritis707352004
- Disorder of gastrointestinal tract co-occurrent with human immunodeficiency virus infection713300006
- Infectious gastroenteritis co-occurrent with human immunodeficiency virus infection713570009
- Gastrointestinal infection715852004
- Infection of gastrointestinal tract715852004
- Toxic megacolon due to infectious colitis722541007
- Infection of large intestine737345002
- Infection of intestine caused by Anisakis larva866120006
- Intestinal anisakiasis866120006
- Aspergillus colitis1163146002
- Colitis caused by Aspergillus1163146002
- Herpes simplex gastrointestinal tract infection1163467009
- Infection of gastrointestinal tract caused by human herpes simplex virus1163467009
- Colitis caused by Fungi1163488000
- Fungal colitis1163488000
- Duodenitis caused by fungus1163493002
- Fungal duodenitis1163493002
- Aspergillosis enteritis of intestine1193650002
- Inflammation of intestine caused by Aspergillus1193650002
- Blastomycotic enteritis of intestine1193651003
- Inflammation of intestine caused by Blastomyces dermatitidis1193651003
- Enteritis of small intestine presumed infectious1193753006
- Inflammation of small intestine presumed infectious1193753006
- Enteritis of intestine presumed infectious1193754000
- Inflammation of intestine presumed infectious1193754000
- Toxic megacolon1269214001
- Toxic state due to colonic dilatation1269214001
- Erosive gastritis1086791000119100
- Suppurative gastritis21871000119107
UMLS
- Enteritis infectiousC0021342
- Infectious enteritisC0021342
- Infectious enteritis NOSC0021342
- Infectious enteritis of intestineC0021342
- Infectious inflammation of intestineC0021342
- Infectious inflammation of intestine (disorder)C0021342
- Infective enteritisC0021342
- Gastric fluC0277525
- Infectious gastroenteritisC0277525
- Infectious gastroenteritis (disorder)C0277525
- Infectious gastroenteritis NOSC0277525
- Infective gastroenteritisC0277525
- Septic gastroenteritisC0277525
- Stomach FluC0277525
- Stomach fluC0277525
- flu stomachC0277525
- gastric fluC0277525
- infectious gastroenteritisC0277525
- stomach fluC0277525
- Infectious ColitisC0277524
- Infectious colitisC0277524
- Infectious colitis (disorder)C0277524
- Infectious colitis NOSC0277524
- Infective colitisC0277524
- Septic colitisC0277524
- infectious colitisC0277524
- infective colitisC0277524
- septic colitisC0277524
- Infectious gastroenteritis and colitis, unspecifiedC2880124
Frequently Asked Questions
What is ICD-10 code A09?
ICD-10-CM code A09 represents "Infectious gastroenteritis and colitis, unspecified". It is a billable/specific code that can be used on a claim.
Is A09 a billable code?
Yes, A09 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A09 in?
A09 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A09?
A09 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; colitis NOS (K52.9); diarrhea NOS (R19.7); and 3 more.
Are additional codes required with A09?
Yes, when using A09 you should also code: code to identify resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does A09 map to?
A09 maps to 52 SNOMED CT concepts: 444926003, 69776003, 359613008, 36789003, 109814008, and 47 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A09?
A09 is linked to 4 UMLS Concept Unique Identifiers: C0021342, C0277525, C0277524, C2880124. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.