Billable / Specific Code
ICD-10-CM G44.329 is the diagnosis code for Chronic post-traumatic 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 G44.329 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, G44.329 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
G44.329 is the ICD-10-CM diagnosis code for "Chronic post-traumatic 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 G44.329 is G44.32 ("Chronic post-traumatic headache"). G44.329 provides a more specific classification within this category.
G44.329 is located in Section G40-G47 — "Episodic and paroxysmal disorders" within Chapter 6 of the ICD-10-CM Tabular List.
Use G44.329 when the patients documented diagnosis matches "Chronic post-traumatic 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 Chronic post-traumatic headache, not intractable is G44.329.
Yes, G44.329 can be used as a primary diagnosis code since it is billable and specific.
G44.329 is in Chapter 6 of the ICD-10-CM Tabular List.
Yes, G44.329 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.