G12.21 Billable Code
Amyotrophic lateral sclerosis
Effective From: 10/01/2016
Chapter Classification
Chapter 6
Diseases of the nervous system (G00-G99)
Section Detail
G10-G14
Systemic atrophies primarily affecting the central nervous system (G10-G14)
Code Hierarchy
This code is a child of G12.2.
OPPS Editing Flags
Age Restrictions
Ages 15 to 124
External Cause
No
Mental Health
No
Manifestation (Edit 89)
No
Code First Applicable This code represents a manifestation of an underlying disease. The underlying condition must be coded first as the principal diagnosis.
No
Unacceptable PDX (Edit 113)
No
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