ICD-10-CM · Chapter 1 · A00–B99
A04
Other bacterial intestinal infections
Certain infectious and parasitic diseases
Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.
Quick facts
- Code
- A04
- Type
- Category / header (non-billable)
- ICD-10-CM chapter
- Chapter 1 — Certain infectious and parasitic diseases
- Category
- A04
- Specificity
- 3 characters
How coders use this code
ICD-10-CM A04 is a category (header) for other bacterial intestinal infections. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.
Related codes in A04
- 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
- A04.71Enterocolitis due to Clostridium difficile, recurrent
- A04.72Enterocolitis due to Clostridium difficile, not specified as recurrent
- A04.8Other specified bacterial intestinal infections
- A04.9Bacterial intestinal infection, unspecified
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