I27.83
Eisenmenger's syndrome
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 10 never code together
I00-I99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
- systemic connective tissue disorders (M30-M36)M30-M36
- transient cerebral ischemic attacks and related syndromes (G45.-)G45.-
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 8
I27.83code
Inclusion terms
- Eisenmenger's complex
- (Irreversible) Eisenmenger's disease
- Pulmonary hypertension with right to left shunt related to congenital heart disease
Index entries leading here 5
- Complex
- Eisenmenger's (ventricular septal defect) I27.83
- Eisenmenger's
- complex or syndrome I27.83
- Disease, diseased — see also Syndrome
- Eisenmenger's (irreversible) I27.83
- Syndrome — see also Disease
- Eisenmenger's I27.83
- Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic) I10
Alongside this code 4 same parent — I27.8
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.