Is G45 a billable code?
No. G45 is a header code that groups 7 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
G45: Transient cerebral ischemic attacks and related syndromes
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
G45 groups related diagnoses under transient cerebral ischemic attacks and related syndromes. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under G45
- G45.0Vertebro-basilar artery syndrome
- G45.1Carotid artery syndrome (hemispheric)
- G45.2Multiple and bilateral precerebral artery syndromes
- G45.3Amaurosis fugax
- G45.4Transient global amnesia
- G45.8Other transient cerebral ischemic attacks and related syndromes
- G45.9Transient cerebral ischemic attack, unspecified
G45 questions
What does G45 mean?
G45 is the ICD-10-CM code for Transient cerebral ischemic attacks and related syndromes. It is in chapter 6, Diseases of the nervous system (G00-G99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.