ICD10BillableValid for clinical use

ICD-10 Code QA0.0142: DLG4-related synaptopathy

QA0.0142 is a billable ICD-10 diagnosis code used to classify DLG4-related synaptopathy 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 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0).

Reviewed by HealthAssure Clinical TeamUpdated 21 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 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0).

When is it used?

  • May be used when a clinician documents dlg4-related synaptopathy 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
17Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0)
block
QA0Genetic disorders, not elsewhere classified (QA0)
category
QA0Neurodevelopmental disorders related to specific genetic pathogenic variants
category
QA0.0Neurodevelopmental disorders related to pathogenic variants in specific genes
category
QA0.01Neurodevelopmental disorders related to pathogenic variants in certain specific genes
category
QA0.014Neurodevelopmental disorders, related to pathogenic variants in synapse related genes
currentQA0.014

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.

Coding guidelines

Common synonyms

DLG4-related synaptopathy

Frequently asked questions

Code details

CodeQA0.0142
SystemICD10
Display nameDLG4-related synaptopathy
ChapterCongenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0)
BlockGenetic disorders, not elsewhere classified (QA0)

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

Index terms

Matched terms
Disorder(of)Synaptopathy

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 QA0.0142 for DLG4-related synaptopathy | HealthAssure