I70.313 — Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, bilateral legs
I70.313 is a billable, specific ICD-10-CM code for atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, bilateral legs. It is valid for submission on a claim.
Risk adjustment
I70.313 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
I70.313 is named in 17 Medicare coverage policies — 17 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56232Billing and Coding: Foot Care
- A56384Billing and Coding: Supervised Exercise Therapy for the Treatment of Peripheral Arterial Disease with Symptomatic Lower Extremity Intermittent Claudication
- A56476Billing and Coding: Cardiac Radionuclide Imaging
- A56675Billing and Coding: Homocysteine Level, Serum
How I70.313 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 I70.313.
- Arteriosclerosis, arteriosclerotic›extremities›bypass graft›leg›bilateral›with›intermittent claudication
Related codes at this level
Codes that share I70.31. If I70.313 is not quite right, the correct code is usually one of these.
- I70.311Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, right leg
- I70.312Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, left leg
- I70.318Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, other extremity
- I70.319Atherosclerosis of unspecified type of bypass graft(s) of the extremities with intermittent claudication, unspecified extremity
Questions about I70.313
- Is I70.313 a billable ICD-10-CM code?
- Yes. I70.313 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does I70.313 sit in the tabular list?
- Diseases of the circulatory system (I00-I99), in the block Diseases of arteries, arterioles and capillaries (I70-I79).