I70.401 — Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, right leg
I70.401 is a billable, specific ICD-10-CM code for unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, right leg. It is valid for submission on a claim.
Risk adjustment
I70.401 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
I70.401 is named in 12 Medicare coverage policies — 12 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
- A56232Billing and Coding: Foot Care
- A56460Billing and Coding: Dialysis Access Maintenance
- A56476Billing and Coding: Cardiac Radionuclide Imaging
How I70.401 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to I70.401.
- Arteriosclerosis, arteriosclerotic›extremities›bypass graft›autologous vein graft›leg›right
Related codes at this level
Codes that share I70.40. If I70.401 is not quite right, the correct code is usually one of these.
- I70.402Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, left leg
- I70.403Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, bilateral legs
- I70.408Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, other extremity
- I70.409Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities, unspecified extremity
Questions about I70.401
- Is I70.401 a billable ICD-10-CM code?
- Yes. I70.401 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does I70.401 sit in the tabular list?
- Diseases of the circulatory system (I00-I99), in the block Diseases of arteries, arterioles and capillaries (I70-I79).