G12.1
Billable codeOther inherited spinal muscular atrophy
The ICD-10 code for other inherited spinal muscular atrophy is G12.1.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- 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
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 33511Approximate match
Associated MS-DRGs
G12.1 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.