MCMCB Pro
I25.759

I25.759Atherosclerosis of native coronary artery of transplanted heart with unspecified angina pectoris

Billable / specific codeICD-10-CM

I25.759 is a billable, specific ICD-10-CM code for atherosclerosis of native coronary artery of transplanted heart with unspecified angina pectoris. It is valid for submission on a claim.

Risk adjustment

I25.759 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

I25.759 is named in 27 Medicare coverage policies 27 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
  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A56451Billing and Coding: Cardiac Computed Tomography (CCT) and Coronary Computed Tomography Angiography (CCTA)
  • A56476Billing and Coding: Cardiac Radionuclide Imaging

How I25.759 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 I25.759.

  • Arteriosclerosis, arterioscleroticcoronarytransplanted heartnative coronary arterywithangina pectoris
  • Arteriosclerosis, arterioscleroticcoronarytransplanted heartnative coronary arterywithischemic chest pain

Related codes at this level

Codes that share I25.75. If I25.759 is not quite right, the correct code is usually one of these.

Questions about I25.759

Is I25.759 a billable ICD-10-CM code?
Yes. I25.759 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I25.759 sit in the tabular list?
Diseases of the circulatory system (I00-I99), in the block Ischemic heart diseases (I20-I25).
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.