I25.112 Atherosclerotic heart disease of native coronary artery with refractory angina pectoris

Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

Excludes2

Not part of this code, but both can be coded when both are documented.

• atheroembolism (I75.-)
• atherosclerosis of coronary artery bypass graft(s) and transplanted heart (I25.7-)
• non-ischemic myocardial injury (I5A)

Use additional code

Add a second code for the following, when documented.

• code, if applicable, to identify:
• coronary atherosclerosis due to calcified coronary lesion (I25.84)
• coronary atherosclerosis due to lipid rich plaque (I25.83)
• code to identify:
• chronic total occlusion of coronary artery (I25.82)
• exposure to environmental tobacco smoke (Z77.22)
• history of tobacco dependence (Z87.891)
• occupational exposure to environmental tobacco smoke (Z57.31)
• tobacco dependence (F17.-)
• tobacco use (Z72.0)

Code also

A second code may be needed. Sequencing depends on the encounter.

• the presence of hypertension (I10-I1A)