I25
Chronic ischemic heart disease
Choose the additional character
I25 needs more characters to be billable. Pick the specific code below.
- I25.1Atherosclerotic heart disease of native coronary arteryMore levels
- I25.2Old myocardial infarctionBillable
- I25.3Aneurysm of heartBillable
- I25.4Coronary artery aneurysm and dissectionMore levels
- I25.5Ischemic cardiomyopathyBillable
- I25.6Silent myocardial ischemiaBillable
- I25.7Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectorisMore levels
- I25.8Other forms of chronic ischemic heart diseaseMore levels
- I25.9Chronic ischemic heart disease, unspecifiedBillable
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
non-ischemic myocardial injury (I5A)
the presence of hypertension (I10-I1A)
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 I25
FY 2026 ›Sections that reference I25
- I.C.9.bAtherosclerotic Coronary Artery Disease and Angina
… The subcategories for these codes are I25.11, Atherosclerotic heart disease of native coronary artery with angina pectoris and I25.7, Atherosclerosis of coronary artery …
- I.C.9.e.1)Type 1 ST elevation myocardial infarction (STEMI) and non-
… be assigned, rather than a code from category I21. For old or healed myocardial infarctions not requiring further care, code I25.2, Old myocardial infarction, may be assigned.
Sections whose FY 2026 text names I25, its I25 category, or a range containing it — the chapter guidance above is the authoritative source.