ICD-10-CM G31.83: Neurocognitive disorder with Lewy bodies

ICD-10-CM Diagnosis Code (2025)

Official Description for G31.83

Neurocognitive disorder with Lewy bodies

Coding Notes & Guidelines for G31.83

Use Additional Code

code, if applicable, to identify mild neurocognitive disorders due to known physiological condition (F06.7-)

Inclusion Terms
  • Lewy body dementia
  • Lewy body disease

Parent Code (Less Specific):

About ICD-10-CM Code G31.83 (Neurocognitive disorder with Lewy bodies)

ICD-10-CM code G31.83 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 G31.83 became effective on October 1, 2024.

This page provides detailed information about G31.83 - Neurocognitive disorder with Lewy bodies. 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 Neurocognitive disorder with Lewy bodies.