G70

Non-billable

Myasthenia gravis and other myoneural disorders

G70 is the ICD-10-CM code for Myasthenia gravis and other myoneural disorders. It is a non-billable category code — use a more specific child code such as G70.0 for billing.

Status
Header (non-billable)
Chapter
G00-G99
Subcodes
5
Edition
FY2026

G00-G99 Diseases of the nervous system

Excludes1 — not coded here

Frequently asked questions

What is ICD-10 code G70?
G70 is the ICD-10-CM code for "Myasthenia gravis and other myoneural disorders". It falls under G00-G99 Diseases of the nervous system.
Is G70 a billable code?
No — G70 is a non-billable header code. Use a more specific child code (such as G70.0) for billing.
What are the subcodes of G70?
G70 has 5 more specific child codes, including G70.0, G70.1, G70.2.
What is excluded from G70?
Excludes1 (not coded here): botulism (A05.1, A48.51-A48.52); transient neonatal myasthenia gravis (P94.0).

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

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