G43.40 - Hemiplegic migraine, not intractable
- Applicable to Hemiplegic migraine, not intractable
- The 2025 edition of ICD10-CM G43.40 became effective on October 1, 2024.
- This is the American ICD10-CM version of G43.40 - other international versions of ICD10 G43.40 may differ.
- G43.40 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- G43.40 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
- G43.40 - Hemiplegic migraine, not intractable
- G43.40 - Hemiplegic migraine, not intractable
- G43.401 - Hemiplegic migraine, not intractable, with status migrainosus
- G43.409 - Hemiplegic migraine, not intractable, without status migrainosus
Inclusion Term
- Hemiplegic migraine without refractory migraine
The following codes above G43.40 contain annotation back-references that may be applicable to G43.40:
Chapter: G00-G99 Diseases of the nervous system
Section: G40-G47 Episodic and paroxysmal disorders
Category: G43 Migraine
Non-Billable/Non-Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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