I27.29: Other secondary pulmonary hypertension
I27.29 is the billable ICD-10-CM diagnosis code for Other secondary pulmonary hypertension. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code I27.29?
I27.29 is the ICD-10-CM diagnosis code for Other secondary pulmonary hypertension. It belongs to category I27 (Other pulmonary heart diseases).
Is I27.29 a billable code?
Yes. I27.29 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does I27.29 belong to?
I27.29 is part of ICD-10-CM category I27 — Other pulmonary heart diseases, which has 34 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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