A04.7

Non-Billable
ChapterA00–B99
Ranksubcategory
Official Description

Enterocolitis due to Clostridium difficile

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 1: Certain Infectious and Parasitic Diseases (A00-B99).

Instructional Notes

Includes
  • Clostridioides difficile colitis
  • Foodborne intoxication by Clostridium difficile
  • Pseudomembraneous colitis
General instructions are available for the parent sections:
View CH1 NotesView A04 Notes

Clinical Hierarchy

CH1Certain infectious and parasitic diseases (A00-B99)
A00-A09Intestinal infectious diseases (A00-A09)
A04Other bacterial intestinal infections
A04.7Enterocolitis due to Clostridium difficile
A04.71Enterocolitis due to Clostridium difficile, recurrent
A04.72Enterocolitis due to Clostridium difficile, not specified as recurrent

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to A04.7:

categoryA04
Other bacterial intestinal infections
View context instructions
chapterCH1
Certain infectious and parasitic diseases (A00-B99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to A04.7. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic)6 unique routes4 duplicates hidden
Clostridium difficile(4 variants)
not specified as recurrent→A04.7(2 variants)
recurrent→A04.7(2 variants)
pseudomembranous(2 variants)
not specified as recurrent→A04.7
recurrent→A04.7
toxic NEC(4 variants)
due to(4 variants)
Clostridium difficile(4 variants)
not specified as recurrent→A04.7(2 variants)
recurrent→A04.7(2 variants)
Diarrhea, diarrheal (disease) (infantile) (inflammatory)2 unique routes
due to(2 variants)
Clostridium difficile(2 variants)
not specified as recurrent→A04.7
recurrent→A04.7
Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective)6 unique routes6 duplicates hidden
Clostridium(4 variants)
difficile→A04.7(2 variants)
recurrent→A04.7(2 variants)
infectious NOS(4 variants)
due to(4 variants)
Clostridium difficile(4 variants)
not specified as recurrent→A04.7(2 variants)
recurrent→A04.7(2 variants)
toxic NEC(4 variants)
due to(4 variants)
Clostridium difficile(4 variants)
not specified as recurrent→A04.7(2 variants)
recurrent→A04.7(2 variants)
Enterocolitis1 unique routes
due to
Clostridioides difficile
not specified as recurrent→A04.7

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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