Billable / Specific Code
ICD-10-CM G44.019 is the diagnosis code for Episodic cluster headache, not intractable. This code falls under the section "Episodic and paroxysmal disorders" within Chapter 6 — Diseases of the nervous system (G00-G99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where G44.019 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, G44.019 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
G44.019 is the ICD-10-CM diagnosis code for "Episodic cluster headache, not intractable". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of G44.019 is G44.01 ("Episodic cluster headache"). G44.019 provides a more specific classification within this category.
G44.019 is located in Section G40-G47 — "Episodic and paroxysmal disorders" within Chapter 6 of the ICD-10-CM Tabular List.
Use G44.019 when the patients documented diagnosis matches "Episodic cluster headache, not intractable" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Episodic cluster headache, not intractable is G44.019.
Yes, G44.019 can be used as a primary diagnosis code since it is billable and specific.
G44.019 is in Chapter 6 of the ICD-10-CM Tabular List.
Yes, G44.019 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.