I27.24

Chronic thromboembolic pulmonary hypertension

Risk-adjusting (HCC)Billable code

HCC risk adjustment mapping

CMS-HCC V28

HCC226

Heart Failure, Except End-Stage and Acute

CMS-HCC ESRD V24

HCC85

Congestive Heart Failure

RxHCC V08

RXHCC184

Pulmonary Hypertension, Except Arterial, and Other Pulmonary Heart Disease

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · I27.24
Code also

associated pulmonary embolism, if applicable (I26.-, I27.82)

Synonyms

Group 4 pulmonary hypertension

Inherited from I27.2Other secondary pulmonary hypertension
Excludes 1

Eisenmenger's syndrome (I27.83)

Code also

associated underlying condition

Inherited from chapter 9Diseases of the circulatory system
Excludes 2

certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) systemic connective tissue disorders (M30-M36) transient cerebral ischemic attacks and related syndromes (G45.-)

Official Guidelines for I27.24

FY 2026 ›
I.C.9Chapter-specific guidanceChapter 9: Diseases of the Circulatory System (I00-I99)

Subsections

Sections that reference I27.24

Sections whose FY 2026 text names I27.24, its I27 category, or a range containing it — the chapter guidance above is the authoritative source.

Find I27.24 in the alphabetic index

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