Is L21.0 a billable ICD-10 code?

Yes. L21.0 (Seborrhea capitis) is billable and can be used for insurance claims. Always verify payer-specific requirements.

L21.0 ✓ Billable

Seborrhea capitis

Q: What is ICD-10 code L21.0?

ICD-10-CM code L21.0 stands for "Seborrhea capitis". It is a billable code in the Diseases of the Skin and Subcutaneous Tissue chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue

Code

L21.0

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Diseases of the Skin and Subcutaneous Tissue

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code L21.0?

ICD-10-CM code L21.0 represents Seborrhea capitis. It is a billable diagnosis code in the Diseases of the Skin and Subcutaneous Tissue chapter, effective October 1, 2025 – September 30, 2026.

Is L21.0 billable?

Yes. L21.0 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is L21.0 in?

L21.0 belongs to the Diseases of the Skin and Subcutaneous Tissue chapter (L00–L99) of ICD-10-CM.

Related codes in the L21 category

L21 Seborrheic dermatitis Non-billable L21.1 Seborrheic infantile dermatitis Billable L21.8 Other seborrheic dermatitis Billable L21.9 Seborrheic dermatitis, unspecified Billable

Search all 98,186 ICD-10-CM codes instantly

Search ICDwise →