ICD10BillableValid for clinical use

ICD-10 Code M32.13: Lung involvement in systemic lupus erythematosus

M32.13 is a billable ICD-10 diagnosis code used to classify Lung involvement in systemic lupus erythematosus 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 musculoskeletal system and connective tissue (M00-M99).

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 musculoskeletal system and connective tissue (M00-M99).

When is it used?

  • May be used when a clinician documents lung involvement in systemic lupus erythematosus 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
13Diseases of the musculoskeletal system and connective tissue (M00-M99)
block
M30-M36Systemic connective tissue disorders
category
M32Systemic lupus erythematosus (SLE)
category
M32.1Systemic lupus erythematosus with organ or system involvement
currentM32.1

Official coding notes

Inclusion terms
  • Pleural effusion due to systemic lupus erythematosus

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

Orthopedic SpecialistRheumatologistPulmonologistHematologist

Coding guidelines

Common synonyms

Lung involvement in systemic lupus erythematosus

Frequently asked questions

Code details

CodeM32.13
SystemICD10
Display nameLung involvement in systemic lupus erythematosus
ChapterDiseases of the musculoskeletal system and connective tissue (M00-M99)
BlockSystemic connective tissue disorders

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Disease, diseasedEffusionLupus

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 M32.13 for Lung involvement in systemic lupus erythematosus | HealthAssure