G12.1 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Other inherited spinal muscular atrophy.
Inclusion term
Adult form spinal muscular atrophy
Childhood form, type II spinal muscular atrophy
Distal spinal muscular atrophy
Juvenile form, type III spinal muscular atrophy [Kugelberg-Welander]
Progressive bulbar palsy of childhood [Fazio-Londe]
Scapuloperoneal form spinal muscular atrophy
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code