ICD-10-CM O10.419: Pre-existing secondary hypertension complicating pregnancy, unspecified trimester

Parent Code (Less Specific):

About ICD-10-CM Code O10.419 (Pre-existing secondary hypertension complicating pregnancy)

ICD-10-CM code O10.419 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 O10.419 became effective on October 1, 2024.

This page provides detailed information about O10.419 - Pre-existing secondary hypertension complicating pregnancy, unspecified 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 Pre-existing secondary hypertension complicating pregnancy related to unspecified trimester.