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I70.208

I70.208Unspecified atherosclerosis of native arteries of extremities, other extremity

Billable / specific codeICD-10-CM

I70.208 is a billable, specific ICD-10-CM code for unspecified atherosclerosis of native arteries of extremities, other extremity. It is valid for submission on a claim.

Excludes2 inherited from the categories above I70.208

Also inherited, and the opposite of Excludes1: these conditions are not part of I70.208, but a patient can have both, so you may code both.

Written on I70.2 Atherosclerosis of native arteries of the extremities

  • atherosclerosis of bypass graft of extremities (I70.30-I70.79)

Written on I70 Atherosclerosis

  • arteriosclerotic cardiovascular disease (I25.1-)
  • arteriosclerotic heart disease (I25.1-)
  • atheroembolism (I75.-)
  • cerebral atherosclerosis (I67.2)
  • coronary atherosclerosis (I25.1-)
  • mesenteric atherosclerosis (K55.1)
  • precerebral atherosclerosis (I67.2)
  • primary pulmonary atherosclerosis (I27.0)

Other codes that can never be billed with I70.208

These codes carry an Excludes1 note pointing at I70.208. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading I70.208 alone.

  • I77.6Arteritis, unspecified

Risk adjustment

I70.208 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

I70.208 is named in 19 Medicare coverage policies 19 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52996Billing and Coding: Routine Foot Care
  • A56476Billing and Coding: Cardiac Radionuclide Imaging
  • A56675Billing and Coding: Homocysteine Level, Serum
  • A56680Billing and Coding: Routine Foot Care

How I70.208 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 I70.208.

  • Arteriosclerosis, arterioscleroticextremitiesspecified site NEC

Code history

I70.208 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 I70.20. If I70.208 is not quite right, the correct code is usually one of these.

Questions about I70.208

Is I70.208 a billable ICD-10-CM code?
Yes. I70.208 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I70.208 sit in the tabular list?
Diseases of the circulatory system (I00-I99), in the block Diseases of arteries, arterioles and capillaries (I70-I79).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.