MCMedicalCodingSoftware
L21.0

L21.0: Seborrhea capitis

Billable / specific codeICD-10-CM

L21.0 is a billable, specific ICD-10-CM code for seborrhea capitis. It is valid for submission on a claim.

Check L21.0 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Cradle cap

Excludes2 inherited from the categories above L21.0

Not part of this code, but both may be coded when both are present.

Written on L21: Seborrheic dermatitis

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

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Cradle cap
  • Crusta lactea
  • Dandruff
  • Furfur
  • Pityriasis(capitis)
  • Milk›crust
  • Pityriasis›furfuracea
  • Seborrhea, seborrheic›capitis
  • Seborrhea, seborrheic›sicca

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under L21

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.