G43.B
⚠ Non-billable
Ophthalmoplegic migraine
ICD-10-CM · FY2026 · Diseases of the Nervous System
Code
G43.B
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Nervous System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code G43.B?
ICD-10-CM code G43.B represents Ophthalmoplegic migraine. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Nervous System chapter, effective October 1, 2025 – September 30, 2026.
Is G43.B billable?
No. G43.B is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is G43.B in?
G43.B belongs to the Diseases of the Nervous System chapter (G00–G99) of ICD-10-CM.
Related codes in the G43 category
G43
Migraine
Non-billable
G43.0
Migraine without aura
Non-billable
G43.1
Migraine with aura
Non-billable
G43.4
Hemiplegic migraine
Non-billable
G43.5
Persistent migraine aura without cerebral infarction
Non-billable
G43.6
Persistent migraine aura with cerebral infarction
Non-billable
G43.7
Chronic migraine without aura
Non-billable
G43.A
Cyclical vomiting
Non-billable
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