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L21.8

✓ Billable

Other seborrheic dermatitis

Diseases of the skin and subcutaneous tissue (L00-L99)

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⚠️ Excludes2

inherited from L21

Rules from parent category L21: Seborrheic dermatitis

  • • infective dermatitis (L30.3)
  • • seborrheic keratosis (L82.-)

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Code Information

CodeL21.8
BillableYes
ParentL21
CategoryDiseases of the skin and subcutaneous tissue (L00-L99)
Excludes10 rule(s)
Excludes22 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)