A04
Non-billableOther bacterial intestinal infections
Other bacterial intestinal infections
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
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)
- certain localized infections - see body system-related chapters
- •bacterial foodborne intoxications, NECA05
- •tuberculous enteritisA18.32
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
Child Codes (10)
A04.0Enteropathogenic Escherichia coli infection
A04.1Enterotoxigenic Escherichia coli infection
A04.2Enteroinvasive Escherichia coli infection
A04.3Enterohemorrhagic Escherichia coli infection
A04.4Other intestinal Escherichia coli infections
A04.5Campylobacter enteritis
A04.6Enteritis due to Yersinia enterocolitica
A04.7Enterocolitis due to Clostridium difficile
A04.8Other specified bacterial intestinal infections
A04.9Bacterial intestinal infection, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for other bacterial intestinal infections?
The ICD-10-CM code for other bacterial intestinal infections is A04. The full clinical description is "Other bacterial intestinal infections". A04 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code A04 mean?
ICD-10-CM code A04 represents “Other bacterial intestinal infections”. It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a non-billable header code. Use a more specific child code for billing purposes.
Is A04 a billable code?
No, A04 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 10 child codes under A04.
What chapter is A04 in?
A04 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A04?
A04 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; bacterial foodborne intoxications, NEC (A05.-); tuberculous enteritis (A18.32).
What are the subcategories under A04?
A04 has 10 child codes, including: A04.0 (Enteropathogenic Escherichia coli infection), A04.1 (Enterotoxigenic Escherichia coli infection), A04.2 (Enteroinvasive Escherichia coli infection), A04.3 (Enterohemorrhagic Escherichia coli infection), and 6 more.
Are additional codes required with A04?
Yes, when using A04, also report: resistance to antimicrobial drugs (Z16.-).
What are the UMLS CUIs for A04?
A04 is linked to 1 UMLS Concept Unique Identifier: C0494023. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A04 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other bacterial intestinal infections affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of A04?
A04 maps to the ICD-11 code: 1A0Z (Bacterial intestinal infections, unspecified).
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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.