ICD-10-CM O91.212: Nonpurulent mastitis associated with pregnancy, second trimester

ICD-10-CM Diagnosis Code (2025)

Official Description for O91.212

Nonpurulent mastitis associated with pregnancy, second trimester

Parent Code (Less Specific):

About ICD-10-CM Code O91.212 (Nonpurulent mastitis associated with pregnancy)

ICD-10-CM code O91.212 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 O91.212 became effective on October 1, 2024.

This page provides detailed information about O91.212 - Nonpurulent mastitis associated with pregnancy, second 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 Nonpurulent mastitis associated with pregnancy related to second trimester.