2026
ICD-10-CM
Diagnosis
Code

K63.821 Small intestinal bacterial overgrowth

  • Non-billable
  • 2024–2026

K63.821 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Small intestinal bacterial overgrowth.

Codes

Versions

  1. 2026

    No changes

  2. 2025

    No changes

  3. 2024

    New code