I82.4Y
⚠ Non-billable (Header)Acute embolism and thrombosis of unspecified deep veins of proximal lower extremity
Diseases of the circulatory system (I00-I99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
Also Known As
Acute embolism and thrombosis of deep vein of thigh NOSAcute embolism and thrombosis of deep vein of upper leg NOS
✅ No additional coding notes for I82.4Y
Child Codes (4)
I82.4Y1Acute embolism and thrombosis of unspecified deep veins of right proximal lower extremityI82.4Y2Acute embolism and thrombosis of unspecified deep veins of left proximal lower extremityI82.4Y3Acute embolism and thrombosis of unspecified deep veins of proximal lower extremity, bilateralI82.4Y9Acute embolism and thrombosis of unspecified deep veins of unspecified proximal lower extremity
🧪 Validate Combinations
Add I82.4Y to the Excludes Checker to validate against your full code list.
Open in Checker →Code Information
CodeI82.4Y
BillableNo — Header code
ParentI82.4
CategoryDiseases of the circulatory system (I00-I99)
Excludes10 rule(s)
Excludes20 note(s)
Child codes4
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)