ICD-10-CM G40.81: Lennox-Gastaut syndrome

Parent Code (Less Specific):

About ICD-10-CM Code G40.81 (Lennox-Gastaut syndrome)

ICD-10-CM code G40.81 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G40.81 became effective on October 1, 2024.

This page provides detailed information about G40.81 - Lennox-Gastaut syndrome. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Lennox-Gastaut syndrome.