ICD-10-CM G43: Migraine

ICD-10-CM Diagnosis Code (2025)

Official Description for G43

Migraine

Coding Notes & Guidelines for G43

Excludes1: Not Coded Here
  • headache NOS (R51.9)
  • lower half migraine (G44.00)
Excludes1: Not Coded Here

chronic migraine without aura (G43.7-)

Excludes1: Not Coded Here
  • chronic migraine with aura (G43.E-)
  • persistent migraine aura (G43.5-, G43.6-)
Excludes1: Not Coded Here

migraine without aura (G43.0-)

Excludes1: Not Coded Here

cyclical vomiting syndrome unrelated to migraine (R11.15)

Excludes1: Not Coded Here

migraine with aura (G43.1-)

Excludes2: Not Included Here

headache syndromes (G44.-)

Use Additional Code

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Inclusion Terms

Common migraine

Inclusion Terms

Migraine without aura without mention of refractory migraine

Inclusion Terms

Migraine without aura NOS

Inclusion Terms

Migraine without aura with refractory migraine

Inclusion Terms
  • Basilar migraine
  • Classical migraine
  • Migraine equivalents
  • Migraine preceded or accompanied by transient focal neurological phenomena
  • Migraine triggered seizures
  • Migraine with acute-onset aura
  • Migraine with aura without headache (migraine equivalents)
  • Migraine with prolonged aura
  • Migraine with typical aura
  • Retinal migraine
Inclusion Terms

Migraine with aura without mention of refractory migraine

Inclusion Terms

Migraine with aura NOS

Inclusion Terms

Migraine with aura with refractory migraine

Inclusion Terms
  • Familial migraine
  • Sporadic migraine
Inclusion Terms

Hemiplegic migraine without refractory migraine

Inclusion Terms

Hemiplegic migraine NOS

Inclusion Terms

Hemiplegic migraine with refractory migraine

Inclusion Terms

Persistent migraine aura without cerebral infarction, without refractory migraine

Inclusion Terms

Persistent migraine aura NOS

Inclusion Terms

Persistent migraine aura without cerebral infarction, with refractory migraine

Inclusion Terms

Persistent migraine aura with cerebral infarction, without refractory migraine

Inclusion Terms

Persistent migraine aura with cerebral infarction, with refractory migraine

Inclusion Terms

Transformed migraine

Inclusion Terms

Chronic migraine without aura, without refractory migraine

Inclusion Terms

Chronic migraine without aura NOS

Inclusion Terms

Chronic migraine without aura, with refractory migraine

Inclusion Terms

Cyclical vomiting, without refractory migraine

Inclusion Terms

Cyclical vomiting, with refractory migraine

Inclusion Terms

Ophthalmoplegic migraine, without refractory migraine

Inclusion Terms

Ophthalmoplegic migraine, with refractory migraine

Inclusion Terms

Periodic headache syndromes in child or adult, without refractory migraine

Inclusion Terms

Periodic headache syndromes in child or adult, with refractory migraine

Inclusion Terms

Abdominal migraine, without refractory migraine

Inclusion Terms

Abdominal migraine, with refractory migraine

Inclusion Terms

Other migraine, without refractory migraine

Inclusion Terms

Other migraine, with refractory migraine

Inclusion Terms
  • Menstrual headache, not intractable
  • Menstrual migraine, without refractory migraine
  • Menstrually related migraine, not intractable
  • Pre-menstrual headache, not intractable
  • Pre-menstrual migraine, not intractable
  • Pure menstrual migraine, not intractable
Inclusion Terms

Menstrual migraine NOS

Inclusion Terms
  • Menstrual headache, intractable
  • Menstrual migraine, with refractory migraine
  • Menstrually related migraine, intractable
  • Pre-menstrual headache, intractable
  • Pre-menstrual migraine, intractable
  • Pure menstrual migraine, intractable
Inclusion Terms

Migraine, unspecified, without refractory migraine

Inclusion Terms

Status migrainosus NOS

Inclusion Terms

Migraine NOS

Inclusion Terms

Migraine, unspecified, with refractory migraine

Inclusion Terms

Chronic migraine with aura, without refractory migraine

Inclusion Terms

Chronic migraine with aura NOS

Inclusion Terms

Chronic migraine with aura, with refractory migraine

Code Also

any associated seizure (G40.-, R56.9)

Code Also

the type of cerebral infarction (I63.-)

Code Also

associated premenstrual tension syndrome (N94.3)

Code Also

associated premenstrual tension syndrome (N94.3)

Child Codes (More Specific Codes for G43):

G43.0 - Migraine without aura G43.00 - Migraine without aura, not intractable G43.001 - Migraine without aura, not intractable, with status migrainosus G43.009 - Migraine without aura, not intractable, without status migrainosus G43.01 - Migraine without aura, intractable G43.011 - Migraine without aura, intractable, with status migrainosus G43.019 - Migraine without aura, intractable, without status migrainosus G43.1 - Migraine with aura G43.10 - Migraine with aura, not intractable G43.101 - Migraine with aura, not intractable, with status migrainosus G43.109 - Migraine with aura, not intractable, without status migrainosus G43.11 - Migraine with aura, intractable G43.111 - Migraine with aura, intractable, with status migrainosus G43.119 - Migraine with aura, intractable, without status migrainosus G43.4 - Hemiplegic migraine G43.40 - Hemiplegic migraine, not intractable G43.401 - Hemiplegic migraine, not intractable, with status migrainosus G43.409 - Hemiplegic migraine, not intractable, without status migrainosus G43.41 - Hemiplegic migraine, intractable G43.411 - Hemiplegic migraine, intractable, with status migrainosus G43.419 - Hemiplegic migraine, intractable, without status migrainosus G43.5 - Persistent migraine aura without cerebral infarction G43.50 - Persistent migraine aura without cerebral infarction, not intractable G43.501 - Persistent migraine aura without cerebral infarction, not intractable, with status migrainosus G43.509 - Persistent migraine aura without cerebral infarction, not intractable, without status migrainosus G43.51 - Persistent migraine aura without cerebral infarction, intractable G43.511 - Persistent migraine aura without cerebral infarction, intractable, with status migrainosus G43.519 - Persistent migraine aura without cerebral infarction, intractable, without status migrainosus G43.6 - Persistent migraine aura with cerebral infarction G43.60 - Persistent migraine aura with cerebral infarction, not intractable G43.601 - Persistent migraine aura with cerebral infarction, not intractable, with status migrainosus G43.609 - Persistent migraine aura with cerebral infarction, not intractable, without status migrainosus G43.61 - Persistent migraine aura with cerebral infarction, intractable G43.611 - Persistent migraine aura with cerebral infarction, intractable, with status migrainosus G43.619 - Persistent migraine aura with cerebral infarction, intractable, without status migrainosus G43.7 - Chronic migraine without aura G43.70 - Chronic migraine without aura, not intractable G43.701 - Chronic migraine without aura, not intractable, with status migrainosus G43.709 - Chronic migraine without aura, not intractable, without status migrainosus G43.71 - Chronic migraine without aura, intractable G43.711 - Chronic migraine without aura, intractable, with status migrainosus G43.719 - Chronic migraine without aura, intractable, without status migrainosus G43.8 - Other migraine G43.80 - Other migraine, not intractable G43.801 - Other migraine, not intractable, with status migrainosus G43.809 - Other migraine, not intractable, without status migrainosus G43.81 - Other migraine, intractable G43.811 - Other migraine, intractable, with status migrainosus G43.819 - Other migraine, intractable, without status migrainosus G43.82 - Menstrual migraine, not intractable G43.821 - Menstrual migraine, not intractable, with status migrainosus G43.829 - Menstrual migraine, not intractable, without status migrainosus G43.83 - Menstrual migraine, intractable G43.831 - Menstrual migraine, intractable, with status migrainosus G43.839 - Menstrual migraine, intractable, without status migrainosus G43.9 - Migraine, unspecified G43.90 - Migraine, unspecified, not intractable G43.901 - Migraine, unspecified, not intractable, with status migrainosus G43.909 - Migraine, unspecified, not intractable, without status migrainosus G43.91 - Migraine, unspecified, intractable G43.911 - Migraine, unspecified, intractable, with status migrainosus G43.919 - Migraine, unspecified, intractable, without status migrainosus G43.A - Cyclical vomiting G43.A0 - Cyclical vomiting, in migraine, not intractable G43.A1 - Cyclical vomiting, in migraine, intractable G43.B - Ophthalmoplegic migraine G43.B0 - Ophthalmoplegic migraine, not intractable G43.B1 - Ophthalmoplegic migraine, intractable G43.C - Periodic headache syndromes in child or adult G43.C0 - Periodic headache syndromes in child or adult, not intractable G43.C1 - Periodic headache syndromes in child or adult, intractable G43.D - Abdominal migraine G43.D0 - Abdominal migraine, not intractable G43.D1 - Abdominal migraine, intractable G43.E - Chronic migraine with aura G43.E0 - Chronic migraine with aura, not intractable G43.E01 - Chronic migraine with aura, not intractable, with status migrainosus G43.E09 - Chronic migraine with aura, not intractable, without status migrainosus G43.E1 - Chronic migraine with aura, intractable G43.E11 - Chronic migraine with aura, intractable, with status migrainosus G43.E19 - Chronic migraine with aura, intractable, without status migrainosus

About ICD-10-CM Code G43 (Migraine)

ICD-10-CM code G43 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G43 became effective on October 1, 2024.

This page provides detailed information about G43 - Migraine. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Migraine.