ICD-10-CM O36.191: Maternal care for other isoimmunization, first trimester

Parent Code (Less Specific):

About ICD-10-CM Code O36.191 (Maternal care for other isoimmunization)

ICD-10-CM code O36.191 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 O36.191 became effective on October 1, 2024.

This page provides detailed information about O36.191 - Maternal care for other isoimmunization, 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 Maternal care for other isoimmunization related to first trimester.