QA0 Neurodevelopmental disorders related to specific genetic pathogenic variants

Category / Non-billable header 19 subcodes

Block: Genetic disorders, not elsewhere classified (QA0-QA1)

Code Also

  • , if applicable, any associated conditions, such as:
  • attention-deficit hyperactivity disorders (F90.-)
  • autism spectrum disorder (F84.0)
  • developmental and epileptic encephalopathy (G93.45)
  • epilepsy, by specific type (G40.-)
  • intellectual disabilities (F70-F79)
  • pervasive developmental disorders (F84.-)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
QA0..0 Neurodevelopmental disorders related to pathogenic variants in specific genes No
QA0..01 Neurodevelopmental disorders related to pathogenic variants in certain specific genes No
QA0..010 Neurodevelopmental disorders, related to pathogenic variants in ion channel genes No
QA0..0101 SCN2A-related neurodevelopmental disorder Yes
QA0..0102 CACNA1A-related neurodevelopmental disorder Yes
QA0..0109 Neurodevelopmental disorder related to pathogenic variant in other ion channel gene Yes
QA0..011 Neurodevelopmental disorders, related to pathogenic variants in glutamate receptor genes Yes
QA0..012 Neurodevelopmental disorders, related to pathogenic variants in other receptor genes Yes
QA0..013 Neurodevelopmental disorders, related to pathogenic variants in other transporter and solute carrier genes No
QA0..0131 SLC6A1-related disorder Yes
QA0..0139 Neurodevelopmental disorder, related to pathogenic variant in other transporter or solute carrier gene Yes
QA0..014 Neurodevelopmental disorders, related to pathogenic variants in synapse related genes No
QA0..0141 Syntaxin-binding protein 1-related disorder Yes
QA0..0142 DLG4-related synaptopathy Yes
QA0..0149 Neurodevelopmental disorder, related to pathogenic variant in other synapse related gene Yes
QA0..015 Neurodevelopmental disorders, related to genes associated with transcription and gene expression No
QA0..0151 FOXG1 syndrome Yes
QA0..0159 Neurodevelopmental disorder, related to other genes associated with transcription and gene expression Yes
QA0..8 Other neurodevelopmental disorders related to pathogenic variants in other specific genes Yes

Last reviewed: September 2026