G43 - Migraine

The ICD 10 Code for Migraine is listed as G43.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field	Value
Diagnosis Code:	G43
Description:	Migraine Note: The following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled. Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) Excludes1: headache NOS (R51) lower half migraine (G44.00) Excludes2: headache syndromes (G44.-)

Chapter	Diseases of the nervous system (G00-G99)
ICD-10-CM Children (deeper level / typically more specific) of G43:
G43.0 - Migraine without aura
G43.1 - Migraine with aura
G43.4 - Hemiplegic migraine
G43.5 - Persistent migraine aura without cerebral infarction
G43.6 - Persistent migraine aura with cerebral infarction
G43.7 - Chronic migraine without aura
G43.8 - Other migraine
G43.9 - Migraine, unspecified
G43.A - Cyclical vomiting
G43.B - Ophthalmoplegic migraine
G43.C - Periodic headache syndromes in child or adult
G43.D - Abdominal migraine