MCMedicalCodingSoftware
I87.012

I87.012: Postthrombotic syndrome with ulcer of left lower extremity

Billable / specific codeICD-10-CMleft

I87.012 is a billable, specific ICD-10-CM code for postthrombotic syndrome with ulcer of left lower extremity. It is valid for submission on a claim.

Check I87.012 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above I87.012

A category’s note binds every code beneath it.

Written on I87.0: Postthrombotic syndrome

  • chronic venous hypertension without deep vein thrombosis (I87.3-)

Risk adjustment

I87.012 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 383 Chronic Ulcer of Skin, Except Pressure, Not Specified as Through to Bone or Muscle0.646 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. Look up the whole chart to see which of its HCCs the hierarchy would zero.

Medicare coverage

I87.012 is named in 21 Medicare coverage policies: 17 listing it as supporting medical necessity, and 4 listing it as NOT covered. Which one applies depends on your Medicare contractor.

  • A52870Billing and Coding: Treatment of Varicose Veins of the Lower Extremitynot covered
  • A56566Billing and Coding: Outpatient Physical and Occupational Therapy Servicesnot covered
  • A57067Billing and Coding: Outpatient Physical and Occupational Therapy Servicesnot covered
  • A57305Billing and Coding: Varicose Veins of the Lower Extremity, Treatment ofnot covered

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under I87.01

ICD-10-CMFY2027· effective October 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.