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K13.6

Billable

Irritative hyperplasia of oral mucosa

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

Overgrowth or thickening of mouth tissue caused by chronic irritation from dentures, sharp foods, or other irritants.

Coding Tips

  • •Identify and document the source of irritation (denture, sharp tooth, food, etc.)
  • •Note whether the hyperplasia is localized or generalized across the oral mucosa

Excludes 2 — Not included here, may code separately

  • irritative hyperplasia of edentulous ridge [denture hyperplasia] (K06.2)

Code Hierarchy

└K13Other diseases of lip and oral mucosa└K13.6Irritative hyperplasia of oral mucosa
└K13.6Irritative hyperplasia of oral mucosa

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