I87.312 Chronic venous hypertension (idiopathic) with ulcer of left lower extremity

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from I87.3 Chronic venous hypertension (idiopathic)

Applicable to

• Stasis edema

Excludes1 (never code together)

• chronic venous hypertension due to deep vein thrombosis (I87.0-)
• varicose veins of lower extremities (I83.-)

Applies from I87.31 Chronic venous hypertension (idiopathic) with ulcer

Use additional code

• code to specify site and severity of ulcer (L97.-)

Risk adjustment (HCC)

• CMS-HCC V28: HCC 383 — Chronic Ulcer of Skin, Except Pressure, Not Specified as Through to Bone or Muscle
• CMS-HCC V22: HCC 107 — Vascular Disease with Complications
• ESRD V24: HCC 107

MS-DRG index

Defines the logic of DRG(s) 299-301 in MDC 05.

Approximate ICD-9-CM (GEMs)

• 459.31 Chronic venous hypertension with ulcer (approximate)

Code annotations containing back-references to I87.312

Back-references to I87.31

• Code First: L97 Non-pressure chronic ulcer of lower limb, not elsewhere classified ("chronic venous hypertension (I87.31-, I87.33-)")

Back-references to I87.3

• Type 1 Excludes: I87.0 Postthrombotic syndrome ("chronic venous hypertension without deep vein thrombosis (I87.3-)")

Nearby codes

• I87.302 Chronic venous hypertension (idiopathic) without complications of left lower extremity
• I87.303 Chronic venous hypertension (idiopathic) without complications of bilateral lower extremity
• I87.309 Chronic venous hypertension (idiopathic) without complications of unspecified lower extremity
• I87.31 Chronic venous hypertension (idiopathic) with ulcer
• I87.311 Chronic venous hypertension (idiopathic) with ulcer of right lower extremity
• I87.312 Chronic venous hypertension (idiopathic) with ulcer of left lower extremity (this code)
• I87.313 Chronic venous hypertension (idiopathic) with ulcer of bilateral lower extremity
• I87.319 Chronic venous hypertension (idiopathic) with ulcer of unspecified lower extremity
• I87.32 Chronic venous hypertension (idiopathic) with inflammation
• I87.321 Chronic venous hypertension (idiopathic) with inflammation of right lower extremity
• I87.322 Chronic venous hypertension (idiopathic) with inflammation of left lower extremity