K38.3
Billable
ChapterK00–K95
Ranksubcategory
Official Description
Fistula of appendix
Metadata & Insights
- •2026 ICD-10-CM Edition - Effective October 1, 2025.
- •Billable/specific code (valid for reimbursement).
- •Chapter 11: Diseases of the Digestive System (K00-K95).
General instructions are available for the parent sections:
Clinical Hierarchy
Applicable Ancestor Context
The following parent sections contain instructions or notes that apply to K38.3:
Alphabetic Index Mentions
These are Diagnosis Index lookup paths that route to K38.3. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.
1 raw paths
Fistula (cutaneous)1 unique routes
MS-DRG Classification
This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:
Cross Reference
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