ICD10BillableValid for clinical use

ICD-10 Code L45: Papulosquamous disorders in diseases classified elsewhere

L45 is a billable ICD-10 diagnosis code used to classify Papulosquamous disorders in diseases classified elsewhere 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 papulosquamous disorders in diseases classified elsewhere 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
L40-L45Papulosquamous disorders
currentL40-L45

Official coding notes

Applicable to
  • underlying disease.
Code first
  • underlying disease.

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

Coverage-related procedures and services

CPT 46900high
DESTRUCTION OF LESION(S), ANUS (EG, CONDYLOMA, PAPILLOMA, MOLLUSCUM CONTAGIOSUM, HERPETIC VESICLE), SIMPLE; CHEMICAL
Source: CMS coverage guidance
CPT 46916high
DESTRUCTION OF LESION(S), ANUS (EG, CONDYLOMA, PAPILLOMA, MOLLUSCUM CONTAGIOSUM, HERPETIC VESICLE), SIMPLE; CRYOSURGERY
Source: CMS coverage guidance
CPT 54065high
DESTRUCTION OF LESION(S), PENIS (EG, CONDYLOMA, PAPILLOMA, MOLLUSCUM CONTAGIOSUM, HERPETIC VESICLE), EXTENSIVE (EG, LASER SURGERY, ELECTROSURGERY, CRYOSURGERY, CHEMOSURGERY)
Source: CMS coverage guidance
CPT 54050high
DESTRUCTION OF LESION(S), PENIS (EG, CONDYLOMA, PAPILLOMA, MOLLUSCUM CONTAGIOSUM, HERPETIC VESICLE), SIMPLE; CHEMICAL
Source: CMS coverage guidance
CPT 54056high
DESTRUCTION OF LESION(S), PENIS (EG, CONDYLOMA, PAPILLOMA, MOLLUSCUM CONTAGIOSUM, HERPETIC VESICLE), SIMPLE; CRYOSURGERY
Source: CMS coverage guidance
CPT 54055high
DESTRUCTION OF LESION(S), PENIS (EG, CONDYLOMA, PAPILLOMA, MOLLUSCUM CONTAGIOSUM, HERPETIC VESICLE), SIMPLE; ELECTRODESICCATION
Source: CMS coverage guidance

Coding guidelines

Compatibility

Legacy and official ICD code match exactly.
Legacy codes
L45

Common synonyms

Papulosquamous disorders in diseases classified elsewhere

Frequently asked questions

Code details

CodeL45
SystemICD10
Display namePapulosquamous disorders in diseases classified elsewhere
ChapterDiseases of the skin and subcutaneous tissue (L00-L99)
BlockPapulosquamous disorders

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Disorder(of)

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.