ICD-10-CM 2027
ICD-10 code for aorta calcification
From the official ICD-10-CM alphabetic index entry “Calcification › aorta”. Page updated September 29, 2026.
About coding aorta calcification
The ICD-10-CM code for aorta calcification is I70.0 (Atherosclerosis of aorta).
Within I70 (atherosclerosis), I70.0 is specifically for atherosclerosis of aorta. Related codes cover of renal artery (I70.1), of native arteries of the extremities (I70.2), of unspecified type of bypass graft(s) of the extremities (I70.3), of autologous vein bypass graft(s) of the extremities (I70.4), of nonautologous biological bypass graft(s) of the extremities (I70.5), of nonbiological bypass graft(s) of the extremities (I70.6), of other type of bypass graft(s) of the extremities (I70.7), of other arteries (I70.8) and 1 more.
Use an additional code to identify: exposure to environmental tobacco smoke (Z77.22), history of tobacco dependence (Z87.891), occupational exposure to environmental tobacco smoke (Z57.31), tobacco dependence (F17.-) and tobacco use (Z72.0).
It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.
Common questions about aorta calcification ICD-10 codes
What is the ICD-10 code for aorta calcification?
- I70.0 — Atherosclerosis of aorta.
Is I70.0 billable?
- Yes. I70.0 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can I70.0 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict I70.0 as a principal diagnosis.
Is I70.0 a CC or MCC?
- No. I70.0 is neither a CC nor an MCC under MS-DRG v44.0.