ICD-10-CM 2026 · Effective October 1, 2025

ICD-10 G43.701

Billable / Specific

Chronic migraine without aura, not intractable, with status migrainosus

G43
Block
0
Synonyms
555
LCDs
27
Payer Policies
23
Linked CPTs

About ICD-10-CM G43.701

ICD-10-CM code G43.701 represents Chronic migraine without aura, not intractable, with status migrainosus. This is a billable/specific code in the Nervous System chapter (block G43). The 2026 edition of ICD-10-CM G43.701 became effective on October 1, 2025.

Medicare LCD Coverage for G43.701

Local Coverage Determinations (LCDs) from CMS MACs that list G43.701 as a covered diagnosis.

555 LCDs

Showing top 10 of 555 total . Click a CPT for full coverage scope.

CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8918 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8936 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8910 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT 70548 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8913 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8912 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8914 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT 70547 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8901 →
CMS LCD: Billing and Coding: Magnetic Resonance Angiography
Article ID: 56775, Effective: 2025-10-01 00:00:00, 1311 covered, 0 non-covered
CPT C8902 →

Commercial Payer Coverage

Coverage policies from major commercial payers referencing G43.701.

27 policies

2 Cigna

Headache, Occipital, and/or Trigeminal Neuralgia Treatment - (0063)
Policy ID: MM_0063
Peripheral Nerve Destruction for Pain Conditions - (0525) ---- future effective policy
Policy ID: MM_0525

5 Medicare

Billing and Coding: Home Health Occupational Therapy
Policy ID: ART-53057
Billing and Coding: Nerve Conduction Studies and Electromyography
Policy ID: ART-54095
Billing and Coding: CT of the Head
Policy ID: ART-56612
Billing and Coding: Nerve Conduction Studies and Electromyography
Policy ID: ART-56619
Billing and Coding: Magnetic Resonance Angiography
Policy ID: ART-56775

CPT Codes Commonly Billed with G43.701

Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.

23 linkages
  • 46505 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64647 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 43201 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64645 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 43236 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • J0589 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64612 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64642 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • J0587 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD
  • 64643 CMS LCD: Billing and Coding: Botulinum Toxin Injections CMS LCD

Convert G43.701 to ICD-9-CM

Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.

ICD-10ICD-9Mapping Flags
G43.701 34672 00000

Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).

Codes Adjacent To G43.701

Other codes in section G40-G47 (Episodic and paroxysmal disorders).

G40 Epilepsy and recurrent seizures (non-billable) G40.0 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset (non-billable) G40.00 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable (non-billable) G40.001 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, with status epilepticus G40.009 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus G40.01 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable (non-billable) G40.011 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, with status epilepticus G40.019 Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus G40.1 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures (non-billable) G40.10 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable (non-billable) G40.101 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, with status epilepticus G40.109 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus G40.11 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable (non-billable) G40.111 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, with status epilepticus G40.119 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, without status epilepticus G40.2 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures (non-billable) G40.20 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable (non-billable) G40.201 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, with status epilepticus G40.209 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus G40.21 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable (non-billable)

ICD-10 G43.701, Billing FAQ

Is ICD-10 code G43.701 billable? +

Yes, G43.701 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.

What CPT codes are commonly billed with G43.701? +

Procedures frequently paired with G43.701 include: 46505, 64647, 43201, 64645, 43236.

What ICD-9 codes does G43.701 map to? +

Per CMS GEMs, G43.701 maps to ICD-9 codes: 34672. Useful for legacy data review and historical claim analysis.

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Reviewed by the PayerReady Medical Coding Team

Verified against the CMS 2026 code set on May 31, 2026.

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