G45.4
BillableTransient global amnesia
G45.4 is the ICD-10-CM code for Transient global amnesia. It is a billable, specific code valid for reimbursement.
G00-G99 Diseases of the nervous system
Excludes1 — not coded here
- •amnesia NOS (R41.3)
Frequently asked questions
- What is ICD-10 code G45.4?
- G45.4 is the ICD-10-CM code for "Transient global amnesia". It falls under G00-G99 Diseases of the nervous system.
- Is G45.4 a billable code?
- Yes — G45.4 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from G45.4?
- Excludes1 (not coded here): amnesia NOS (R41.3).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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