I70.562 — Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, left leg
I70.562 is a billable, specific ICD-10-CM code for atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, left leg. It is valid for submission on a claim.
Excludes2 inherited from the categories above I70.562
Also inherited, and the opposite of Excludes1: these conditions are not part of I70.562, but a patient can have both, so you may code both.
Written on I70 — Atherosclerosis
Other codes that can never be billed with I70.562
These codes carry an Excludes1 note pointing at I70.562. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading I70.562 alone.
- I77.6Arteritis, unspecified
Risk adjustment
I70.562 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 263 Atherosclerosis of Arteries of the Extremities with Ulceration or Gangrene1.118 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
I70.562 is named in 44 Medicare coverage policies — 44 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
- A53057Billing and Coding: Home Health Occupational Therapy
- A53058Billing and Coding: Home Health Physical Therapy
- A53064Billing and Coding: Outpatient Occupational Therapy
How I70.562 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 I70.562.
- Arteriosclerosis, arteriosclerotic›extremities›bypass graft›nonautologous biological graft›leg›left›with›gangrene(and intermittent claudication, rest pain and ulcer)
- Arteriosclerosis, arteriosclerotic›with›critical limb ischemia›bypass graft›nonautologous biological graft›leg›left›with›gangrene(and intermittent claudication, rest pain, and ulcer)
Code history
I70.562 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share I70.56. If I70.562 is not quite right, the correct code is usually one of these.
- I70.561Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, right leg
- I70.563Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, bilateral legs
- I70.568Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, other extremity
- I70.569Atherosclerosis of nonautologous biological bypass graft(s) of the extremities with gangrene, unspecified extremity
Questions about I70.562
- Is I70.562 a billable ICD-10-CM code?
- Yes. I70.562 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does I70.562 sit in the tabular list?
- Diseases of the circulatory system (I00-I99), in the block Diseases of arteries, arterioles and capillaries (I70-I79).