Secondary pulmonary htn icd 10 code July 8, 2019 16 32 64 128 Secondary pulmonary hypertension icd 10 Icd 10 code for secondary pulmonary hypertension unspecified Icd 10 code for secondary pulmonary arterial hypertension Icd 10 code for secondary pulmonary hypertension Pulmonary htn icd 10