MCMCB Pro
I82.A23

I82.A23Chronic embolism and thrombosis of axillary vein, bilateral

Billable / specific codeICD-10-CMbilateral

I82.A23 is a billable, specific ICD-10-CM code for chronic embolism and thrombosis of axillary vein, bilateral. It is valid for submission on a claim.

Risk adjustment

I82.A23 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 267 Deep Vein Thrombosis and Pulmonary Embolism0.294 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

I82.A23 is named in 9 Medicare coverage policies 9 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52993Billing and Coding: Peripheral Venous Ultrasound
  • A56414Billing and Coding: Endovenous Stenting
  • A56541Billing and Coding: Biomarkers Overview
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax

Related codes at this level

Codes that share I82.A2. If I82.A23 is not quite right, the correct code is usually one of these.

Questions about I82.A23

Is I82.A23 a billable ICD-10-CM code?
Yes. I82.A23 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I82.A23 sit in the tabular list?
Diseases of the circulatory system (I00-I99), in the block Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89).
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.