I77.73 — Dissection of renal artery
I77.73 is a billable, specific ICD-10-CM code for dissection of renal artery. It is valid for submission on a claim.
Risk adjustment
I77.73 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
I77.73 is named in 13 Medicare coverage policies — 13 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
- A56500Billing and Coding: Cardiac Catheterization and Coronary Angiography
- A56697Billing and Coding: Non-Invasive Vascular Studies
- A56747Billing and Coding: Magnetic Resonance Angiography (MRA)
How I77.73 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 I77.73.
- Dissection›artery›renal
Related codes at this level
Codes that share I77.7. If I77.73 is not quite right, the correct code is usually one of these.
- I77.70Dissection of unspecified artery
- I77.71Dissection of carotid artery
- I77.72Dissection of iliac artery
- I77.74Dissection of vertebral artery
- I77.75Dissection of other precerebral arteries
- I77.76Dissection of artery of upper extremity
- I77.77Dissection of artery of lower extremity
- I77.79Dissection of other specified artery
Questions about I77.73
- Is I77.73 a billable ICD-10-CM code?
- Yes. I77.73 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does I77.73 sit in the tabular list?
- Diseases of the circulatory system (I00-I99), in the block Diseases of arteries, arterioles and capillaries (I70-I79).