I25.3
Aneurysm of heart
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 11 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 10
Index entries leading here 1
Alongside this code 8 same parent — I25
I25.1 Atherosclerotic heart disease of native coronary artery category I25.2 Old myocardial infarction I25.4 Coronary artery aneurysm and dissection category I25.5 Ischemic cardiomyopathy I25.6 Silent myocardial ischemia I25.7 Athscl CABG and cor art of transplanted heart w ang pctrs category I25.8 Other forms of chronic ischemic heart disease category I25.9 Chronic ischemic heart disease, unspecified
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.