I82.4
Non-Billable

Acute embolism and thrombosis of deep veins of lower extremity

Non-Billable / Non-Specific Code

What is Acute embolism and thrombosis of deep veins of lower extremity?

ICD-10-CM I82.4 is the diagnosis code for Acute embolism and thrombosis of deep veins of lower extremity. This code falls under the section "Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified" within Chapter 9 — Diseases of the circulatory system (I00-I99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for I82.4

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where I82.4 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 10 entries
I82.40Acute embolism and thrombosis of unspecified deep veins of lower extremityNon-BillableI82.401Acute embolism and thrombosis of unspecified deep veins of right lower extremityBillableI82.402Acute embolism and thrombosis of unspecified deep veins of left lower extremityBillableI82.403Acute embolism and thrombosis of unspecified deep veins of lower extremity, bilateralBillableI82.409Acute embolism and thrombosis of unspecified deep veins of unspecified lower extremityBillableI82.41Acute embolism and thrombosis of femoral veinNon-BillableI82.411Acute embolism and thrombosis of right femoral veinBillableI82.412Acute embolism and thrombosis of left femoral veinBillableI82.413Acute embolism and thrombosis of femoral vein, bilateralBillableI82.419Acute embolism and thrombosis of unspecified femoral veinBillableI82.42Acute embolism and thrombosis of iliac veinNon-BillableI82.421Acute embolism and thrombosis of right iliac veinBillableI82.422Acute embolism and thrombosis of left iliac veinBillableI82.423Acute embolism and thrombosis of iliac vein, bilateralBillableI82.429Acute embolism and thrombosis of unspecified iliac veinBillableI82.43Acute embolism and thrombosis of popliteal veinNon-BillableI82.431Acute embolism and thrombosis of right popliteal veinBillableI82.432Acute embolism and thrombosis of left popliteal veinBillableI82.433Acute embolism and thrombosis of popliteal vein, bilateralBillableI82.439Acute embolism and thrombosis of unspecified popliteal veinBillableI82.44Acute embolism and thrombosis of tibial veinNon-BillableI82.441Acute embolism and thrombosis of right tibial veinBillableI82.442Acute embolism and thrombosis of left tibial veinBillableI82.443Acute embolism and thrombosis of tibial vein, bilateralBillableI82.449Acute embolism and thrombosis of unspecified tibial veinBillableI82.45Acute embolism and thrombosis of peroneal veinNon-BillableI82.451Acute embolism and thrombosis of right peroneal veinBillableI82.452Acute embolism and thrombosis of left peroneal veinBillableI82.453Acute embolism and thrombosis of peroneal vein, bilateralBillableI82.459Acute embolism and thrombosis of unspecified peroneal veinBillableI82.46Acute embolism and thrombosis of calf muscular veinNon-BillableI82.461Acute embolism and thrombosis of right calf muscular veinBillableI82.462Acute embolism and thrombosis of left calf muscular veinBillableI82.463Acute embolism and thrombosis of calf muscular vein, bilateralBillableI82.469Acute embolism and thrombosis of unspecified calf muscular veinBillableI82.49Acute embolism and thrombosis of other specified deep vein of lower extremityNon-BillableI82.491Acute embolism and thrombosis of other specified deep vein of right lower extremityBillableI82.492Acute embolism and thrombosis of other specified deep vein of left lower extremityBillableI82.493Acute embolism and thrombosis of other specified deep vein of lower extremity, bilateralBillableI82.499Acute embolism and thrombosis of other specified deep vein of unspecified lower extremityBillableI82.4YAcute embolism and thrombosis of unspecified deep veins of proximal lower extremityNon-BillableI82.4Y1Acute embolism and thrombosis of unspecified deep veins of right proximal lower extremityBillableI82.4Y2Acute embolism and thrombosis of unspecified deep veins of left proximal lower extremityBillableI82.4Y3Acute embolism and thrombosis of unspecified deep veins of proximal lower extremity, bilateralBillableI82.4Y9Acute embolism and thrombosis of unspecified deep veins of unspecified proximal lower extremityBillableI82.4ZAcute embolism and thrombosis of unspecified deep veins of distal lower extremityNon-BillableI82.4Z1Acute embolism and thrombosis of unspecified deep veins of right distal lower extremityBillableI82.4Z2Acute embolism and thrombosis of unspecified deep veins of left distal lower extremityBillableI82.4Z3Acute embolism and thrombosis of unspecified deep veins of distal lower extremity, bilateralBillableI82.4Z9Acute embolism and thrombosis of unspecified deep veins of unspecified distal lower extremityBillable
Related Codes

Frequently Asked Questions

Is I82.4 a billable ICD-10-CM code?

No, I82.4 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does I82.4 mean?

I82.4 is the ICD-10-CM diagnosis code for "Acute embolism and thrombosis of deep veins of lower extremity". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of I82.4?

The parent code of I82.4 is I82 ("Other venous embolism and thrombosis"). I82.4 provides a more specific classification within this category.

What section is I82.4 in?

I82.4 is located in Section I80-I89 — "Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified" within Chapter 9 of the ICD-10-CM Tabular List.

What are the sub-codes of I82.4?

I82.4 has 10 sub-code(s) that provide more specific detail: I82.40, I82.41, I82.42, I82.43, I82.44 and more.

When should I use I82.4?

Use I82.4 when the patients documented diagnosis matches "Acute embolism and thrombosis of deep veins of lower extremity" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Acute embolism and thrombosis of deep veins of lower extremity?

The ICD-10-CM code for Acute embolism and thrombosis of deep veins of lower extremity is I82.4.

Can I82.4 be used for primary diagnosis?

No, I82.4 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is I82.4 in?

I82.4 is in Chapter 9 of the ICD-10-CM Tabular List.

Is I82.4 valid for 2026?

Yes, I82.4 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousI82.3Embolism and thrombosis of renal veinNext →I82.40Acute embolism and thrombosis of unspecified deep veins of lower extremity
Code Details
I82.4
Acute embolism and thrombosis of deep veins of lower extremity
Non-Billable / Non-Specific Code
9 — Diseases of the circulatory system (I00-I99)
I80-I89 — Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
2026 ICD-10-CM