ICD10BillableValid for clinical use

ICD-10 Code L63.0: Alopecia (capitis) totalis

L63.0 is a billable ICD-10 diagnosis code used to classify Alopecia (capitis) totalis in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the skin and subcutaneous tissue (L00-L99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the skin and subcutaneous tissue (L00-L99).

When is it used?

  • May be used when a clinician documents alopecia (capitis) totalis in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
12Diseases of the skin and subcutaneous tissue (L00-L99)
block
L60-L75Disorders of skin appendages
category
L63Alopecia areata
currentL63

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

Dermatologist

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
L63.0

Common synonyms

Alopecia (capitis) totalisAlopeciaAlopecia capitis totalis

Frequently asked questions

Code details

CodeL63.0
SystemICD10
Display nameAlopecia (capitis) totalis
ChapterDiseases of the skin and subcutaneous tissue (L00-L99)
BlockDisorders of skin appendages

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Alopecia(hereditaria) (seborrheica)Alopecia(hereditaria) (seborrheica)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code L63.0 for Alopecia (capitis) totalis | HealthAssure