I70.45 — Atherosclerosis of autologous vein bypass graft(s) of other extremity with ulceration
I70.45 is a billable, specific ICD-10-CM code for atherosclerosis of autologous vein bypass graft(s) of other extremity with ulceration. It is valid for submission on a claim.
Risk adjustment
I70.45 risk-adjusts. Under the CMS-HCC V28 model it maps to these categories:
- HCC 263 Atherosclerosis of Arteries of the Extremities with Ulceration or Gangrene1.118 RAF
- HCC 383 Chronic Ulcer of Skin, Except Pressure, Not Specified as Through to Bone or Muscle0.646 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
I70.45 is named in 28 Medicare coverage policies — 28 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 I70.45 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 I70.45.
- Arteriosclerosis, arteriosclerotic›extremities›bypass graft›autologous vein graft›specified NEC›with›ulceration(and intermittent claudication and rest pain)
Related codes at this level
Codes that share I70.4. If I70.45 is not quite right, the correct code is usually one of these.
- I70.40Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremities
- I70.41Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudication
- I70.42Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest pain
- I70.43Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulceration
- I70.44Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulceration
- I70.46Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene
- I70.49Other atherosclerosis of autologous vein bypass graft(s) of the extremities
Questions about I70.45
- Is I70.45 a billable ICD-10-CM code?
- Yes. I70.45 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does I70.45 sit in the tabular list?
- Diseases of the circulatory system (I00-I99), in the block Diseases of arteries, arterioles and capillaries (I70-I79).