ICD-10-CM Q92.1: Whole chromosome trisomy, mosaicism (mitotic nondisjunction)

Parent Code (Less Specific):

About ICD-10-CM Code Q92.1 (Whole chromosome trisomy)

ICD-10-CM code Q92.1 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 Q92.1 became effective on October 1, 2024.

This page provides detailed information about Q92.1 - Whole chromosome trisomy, mosaicism (mitotic nondisjunction). 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 Whole chromosome trisomy related to mosaicism.