I27.21 Secondary pulmonary arterial hypertension

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Applicable To

(Associated) (drug-induced) (toxin-induced) pulmonary arterial hypertension NOS
(Associated) (drug-induced) (toxin-induced) (secondary) group 1 pulmonary hypertension

Code Also

associated conditions if applicable, or adverse effects of drugs or toxins, such as:
adverse effect of appetite depressants (T50.5X5)
congenital heart disease (Q20-Q28)
human immunodeficiency virus [HIV] disease (B20)
polymyositis (M33.2-)
portal hypertension (K76.6)
rheumatoid arthritis (M05.-)
schistosomiasis (B65.-)
Sjögren syndrome (M35.0-)
systemic sclerosis (M34.-)

GEM Conversion to ICD-9 CM


MDC / MS-DRG Reference


Sibling Codes


Parent Sibling Codes


View in Tabular

Code Title
I00-I99 Diseases of the circulatory system (I00-I99)
I26-I28 Pulmonary heart disease and diseases of pulmonary circulation (I26-I28)
I27 Other pulmonary heart diseases
I27.2 Other secondary pulmonary hypertension
I27.21 Secondary pulmonary arterial hypertension
Applicable to
(Associated) (drug-induced) (toxin-induced) pulmonary arterial hypertension NOS
(Associated) (drug-induced) (toxin-induced) (secondary) group 1 pulmonary hypertension

Code Also
associated conditions if applicable, or adverse effects of drugs or toxins, such as:
adverse effect of appetite depressants (T50.5X5)
congenital heart disease (Q20-Q28)
human immunodeficiency virus [HIV] disease (B20)
polymyositis (M33.2-)
portal hypertension (K76.6)
rheumatoid arthritis (M05.-)
schistosomiasis (B65.-)
Sjögren syndrome (M35.0-)
systemic sclerosis (M34.-)