G12.21 - Amyotrophic lateral sclerosis
- Applicable to Amyotrophic lateral sclerosis
- The 2025 edition of ICD10-CM G12.21 became effective on October 1, 2024.
- This is the American ICD10-CM version of G12.21 - other international versions of ICD10 G12.21 may differ.
- G12.21 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The following codes above G12.21 contain annotation back-references that may be applicable to G12.21:
Chapter: G00-G99 Diseases of the nervous system
Section: G10-G14 Systemic atrophies primarily affecting the central nervous system
Category: G12 Spinal muscular atrophy and related syndromes
Billable/Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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