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G32.8

Non-billable

Other specified degenerative disorders of nervous system in diseases classified elsewhere

G32.8 is the ICD-10-CM code for Other specified degenerative disorders of nervous system in diseases classified elsewhere. It is a non-billable category code — use a more specific child code such as G32.81 for billing.

Status
Header (non-billable)
Chapter
G00-G99
Parent
G32
Subcodes
2
Edition
FY2026

G00-G99 Diseases of the nervous system

Excludes1 — not coded here

  • •superior hemorrhagic polioencephalitis [Wernicke's encephalopathy] (E51.2)

Code first

  • •underlying disease, such as:
  • •amyloidosis cerebral degeneration (E85.-)
  • •cerebral degeneration (due to) hypothyroidism (E00.0-E03.9)
  • •cerebral degeneration (due to) neoplasm (C00-D49)
  • •cerebral degeneration (due to) vitamin B deficiency, except thiamine (E52-E53.-)

Frequently asked questions

What is ICD-10 code G32.8?
G32.8 is the ICD-10-CM code for "Other specified degenerative disorders of nervous system in diseases classified elsewhere". It falls under G00-G99 Diseases of the nervous system.
Is G32.8 a billable code?
No — G32.8 is a non-billable header code. Use a more specific child code (such as G32.81) for billing.
What are the subcodes of G32.8?
G32.8 has 2 more specific child codes, including G32.81, G32.89.
What is excluded from G32.8?
Excludes1 (not coded here): superior hemorrhagic polioencephalitis [Wernicke's encephalopathy] (E51.2).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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