MCMCB Pro
I70.798

I70.798Other atherosclerosis of other type of bypass graft(s) of the extremities, other extremity

Billable / specific codeICD-10-CM

I70.798 is a billable, specific ICD-10-CM code for other atherosclerosis of other type of bypass graft(s) of the extremities, other extremity. It is valid for submission on a claim.

Risk adjustment

I70.798 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

I70.798 is named in 20 Medicare coverage policies 20 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56423Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing
  • A56423Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing
  • A56423Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing
  • A56423Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing

How I70.798 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 I70.798.

  • Arteriosclerosis, arterioscleroticextremitiesbypass graftspecified graft NECspecified NECspecified type NEC

Related codes at this level

Codes that share I70.79. If I70.798 is not quite right, the correct code is usually one of these.

Questions about I70.798

Is I70.798 a billable ICD-10-CM code?
Yes. I70.798 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I70.798 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.