ICD-10-CM O24.311: Unspecified pre-existing diabetes mellitus in pregnancy, first trimester

ICD-10-CM Diagnosis Code (2025)

Official Description for O24.311

Unspecified pre-existing diabetes mellitus in pregnancy, first trimester

Parent Code (Less Specific):

About ICD-10-CM Code O24.311 (Unspecified pre-existing diabetes mellitus in pregnancy)

ICD-10-CM code O24.311 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 O24.311 became effective on October 1, 2024.

This page provides detailed information about O24.311 - Unspecified pre-existing diabetes mellitus in pregnancy, first trimester. 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 Unspecified pre-existing diabetes mellitus in pregnancy related to first trimester.