MCMCB Pro
I82.599

I82.599Chronic embolism and thrombosis of other specified deep vein of unspecified lower extremity

Billable / specific codeICD-10-CM

I82.599 is a billable, specific ICD-10-CM code for chronic embolism and thrombosis of other specified deep vein of unspecified lower extremity. It is valid for submission on a claim.

Risk adjustment

I82.599 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

I82.599 is named in 4 Medicare coverage policies 4 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A60255Billing and Coding: MolDX: Genetic Testing for Hereditary Thrombophilia
  • A60271Billing and Coding: MolDX: Genetic Testing for Hereditary Thrombophilia
  • A60293Billing and Coding: MolDX: Genetic Testing for Hereditary Thrombophilia
  • A60307Billing and Coding: MolDX: Genetic Testing for Hereditary Thrombophilia

Related codes at this level

Codes that share I82.59. If I82.599 is not quite right, the correct code is usually one of these.

Questions about I82.599

Is I82.599 a billable ICD-10-CM code?
Yes. I82.599 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I82.599 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.