I27.0 - Primary pulmonary hypertension
- Applicable to Primary pulmonary hypertension
- The 2025 edition of ICD10-CM I27.0 became effective on October 1, 2024.
- This is the American ICD10-CM version of I27.0 - other international versions of ICD10 I27.0 may differ.
- I27.0 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion Term
- Heritable pulmonary arterial hypertension
- Idiopathic pulmonary arterial hypertension
- Primary group 1 pulmonary hypertension
- Primary pulmonary arterial hypertension
Type 1 Excludes
- persistent pulmonary hypertension of newborn (P29.30)
- pulmonary hypertension NOS (I27.20)
- secondary pulmonary arterial hypertension (I27.21)
- secondary pulmonary hypertension (I27.29)
The following codes above I27.0 contain annotation back-references that may be applicable to I27.0:
Chapter: I00-I99 Diseases of the circulatory system
Section: I26-I28 Pulmonary heart disease and diseases of pulmonary circulation
Category: I27 Other pulmonary heart diseases
Billable/Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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