ICD-10-CM Diagnosis Code (2025)
Official Description for I27.0
Primary pulmonary hypertension
Coding Notes & Guidelines for I27.0
Excludes1: Not Coded Here
- persistent pulmonary hypertension of newborn (P29.30)
- pulmonary hypertension NOS (I27.20)
- secondary pulmonary arterial hypertension (I27.21)
- secondary pulmonary hypertension (I27.29)
Inclusion Terms
- Heritable pulmonary arterial hypertension
- Idiopathic pulmonary arterial hypertension
- Primary group 1 pulmonary hypertension
- Primary pulmonary arterial hypertension
Parent Code (Less Specific):
About ICD-10-CM Code I27.0 (Primary pulmonary hypertension)
ICD-10-CM code I27.0 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 I27.0 became effective on October 1, 2024.
This page provides detailed information about I27.0 - Primary pulmonary hypertension. 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 Primary pulmonary hypertension.