ICD-10-CM Codes
I00-I99 Diseases of the circulatory system
I26-I28 Pulmonary heart disease and diseases of pulmonary circulation

Other pulmonary heart diseases I27- >

Codes

I27 Other pulmonary heart diseases
- I27.0 Primary pulmonary hypertension
- I27.1 Kyphoscoliotic heart disease
- I27.2 Other secondary pulmonary hypertension
  - I27.20 Pulmonary hypertension, unspecified
  - I27.21 Secondary pulmonary arterial hypertension
  - I27.22 Pulmonary hypertension due to left heart disease
  - I27.23 Pulmonary hypertension due to lung diseases and hypoxia
  - I27.24 Chronic thromboembolic pulmonary hypertension
  - I27.29 Other secondary pulmonary hypertension
- I27.8 Other specified pulmonary heart diseases
  - I27.81 Cor pulmonale (chronic)
  - I27.82 Chronic pulmonary embolism
  - I27.83 Eisenmenger's syndrome
  - I27.89 Other specified pulmonary heart diseases
- I27.9 Pulmonary heart disease, unspecified