ICD-10-CM
ICD-10 code for Migraine: G43.909
The ICD-10-CM index points "Migraine" to G43.909, Migraine, unspecified, not intractable, without status migrainosus. G43.909 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
- G43.919with refractory migraine, Migraine, unspecified, intractable, without status migrainosusBillable
- G43.109with aura (acute-onset) (prolonged) (typical) (without headache), Migraine with aura, not intractable, without status migrainosusBillable
- G43.D0abdominal, Abdominal migraine, not intractableBillable
- G43.109complicated, Migraine with aura, not intractable, without status migrainosusBillable
- G43.409hemiplegic, Hemiplegic migraine, not intractable, without status migrainosusBillable
- G43.919intractable, Migraine, unspecified, intractable, without status migrainosusBillable
- G43.829menstrual, Menstrual migraine, not intractable, without status migrainosusBillable
- G43.909not intractable, Migraine, unspecified, not intractable, without status migrainosusBillable
- G43.B0ophthalmoplegic, Ophthalmoplegic migraine, not intractableBillable
- G43.809specified NEC, Other migraine, not intractable, without status migrainosusBillable
- G43.009without aura, Migraine without aura, not intractable, without status migrainosusBillable
- G43.909without refractory migraine, Migraine, unspecified, not intractable, without status migrainosusBillable
More specific codes in G43
A header groups codes and is not billed. A billable code is one you can report.
- G43MigraineHeader
- G43.0Migraine without auraHeader
- G43.00Migraine without aura, not intractableHeader
- G43.01Migraine without aura, intractableHeader
- G43.1Migraine with auraHeader
- G43.10Migraine with aura, not intractableHeader
- G43.11Migraine with aura, intractableHeader
- G43.4Hemiplegic migraineHeader
- G43.40Hemiplegic migraine, not intractableHeader
- G43.41Hemiplegic migraine, intractableHeader
- G43.5Persistent migraine aura without cerebral infarctionHeader
- G43.50Persistent migraine aura without cerebral infarction, not intractableHeader
- G43.51Persistent migraine aura without cerebral infarction, intractableHeader
- G43.6Persistent migraine aura with cerebral infarctionHeader
- G43.60Persistent migraine aura with cerebral infarction, not intractableHeader
- G43.61Persistent migraine aura with cerebral infarction, intractableHeader
- G43.7Chronic migraine without auraHeader
- G43.70Chronic migraine without aura, not intractableHeader
- G43.71Chronic migraine without aura, intractableHeader
- G43.8Other migraineHeader
- G43.80Other migraine, not intractableHeader
- G43.81Other migraine, intractableHeader
- G43.82Menstrual migraine, not intractableHeader
- G43.83Menstrual migraine, intractableHeader
- G43.9Migraine, unspecifiedHeader
- G43.90Migraine, unspecified, not intractableHeader
- G43.91Migraine, unspecified, intractableHeader
- G43.ACyclical vomitingHeader
- G43.A0Cyclical vomiting, in migraine, not intractableBillable
- G43.A1Cyclical vomiting, in migraine, intractableBillable
- G43.BOphthalmoplegic migraineHeader
- G43.B0Ophthalmoplegic migraine, not intractableBillable
- G43.B1Ophthalmoplegic migraine, intractableBillable
- G43.CPeriodic headache syndromes in child or adultHeader
- G43.C0Periodic headache syndromes in child or adult, not intractableBillable
- G43.C1Periodic headache syndromes in child or adult, intractableBillable
- G43.DAbdominal migraineHeader
- G43.D0Abdominal migraine, not intractableBillable
- G43.D1Abdominal migraine, intractableBillable
- G43.EChronic migraine with auraHeader
- G43.E0Chronic migraine with aura, not intractableHeader
- G43.E1Chronic migraine with aura, intractableHeader
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
From G43. A note on a category applies to every code under it.
Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Excludes1
Excludes1 means these codes are not reported together.
From G43. A note on a category applies to every code under it.
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From G43. A note on a category applies to every code under it.
Related conditions
Related pages
- G43.909 code detailsNotes, nearby codes, CMS-HCC group
- Category G43Every code under it
- Chapter 6Diseases of the nervous system
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Migraine?
The ICD-10-CM index points "Migraine" to G43.909, Migraine, unspecified, not intractable, without status migrainosus. G43.909 is a billable code.
Is G43.909 billable?
Yes. G43.909 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to G43.909?
The CDC tabular list gives 1 Excludes1 note (not coded together), 2 Excludes2 notes (may be coded together when both are documented), 1 "use additional code" note for G43.909 and the categories above it. They are listed on this page.
What chapter is G43.909 in?
Chapter 6. Diseases of the nervous system.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.