G43.011 Migraine without aura, intractable, with status migrainosus

Billable ICD-10-CM code, FY2026.

Applies from G43 Migraine

Excludes1 (never code together)

• headache NOS (R51.9)
• lower half migraine (G44.00)

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)

Notes

• the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled

Applies from G43.0 Migraine without aura

Applicable to

• Common migraine

Excludes1 (never code together)

• chronic migraine without aura (G43.7-)

Applies from G43.01 Migraine without aura, intractable

Applicable to

• Migraine without aura with refractory migraine

Risk adjustment (HCC)

• RxHCC V08: HCC 166 — Migraine Headaches

MS-DRG index

Defines the logic of DRG(s) 102-103 in MDC 01.

Approximate ICD-9-CM (GEMs)

• 346.13 Migraine without aura, with intractable migraine, so stated, with status migrainosus

Code annotations containing back-references to G43.011

Back-references to G43.0

• Type 1 Excludes: G43.7 Chronic migraine without aura ("migraine without aura (G43.0-)")

Back-references to G43

• Type 2 Excludes: G44 Other headache syndromes ("migraines (G43.-)")
• Type 2 Excludes: G44.1 Vascular headache, not elsewhere classified ("migraine (G43.-)")
• Type 2 Excludes: G89 Pain, not elsewhere classified ("migraines (G43.-)")
• Type 2 Excludes: R51 Headache ("migraine and other headache syndromes (G43-G44)")

Diagnosis Index entries for G43.011

• Migraine (idiopathic) › without aura › with refractory migraine › with status migrainosus
• Migraine (idiopathic) › without aura › intractable › with status migrainosus

Nearby codes

• 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 (this code)
• 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