You’ll need to know the leg involved to choose the best DVT code.
Coding for deep vein thrombosis (DVT) will get a lot more detailed under ICD-10. Here’s what you can expect.
Embolism is the obstruction of a vessel by a clot or foreign substance (such as plaque or fatty deposits). Thrombosis is obstruction by a blood clot. The codes featured here are specific to deep vessels, and that means the codes are appropriate for DVT. The codes are also specific to acute cases, as opposed to chronic.
453.42, Acute venous embolism and thrombosis of deep vessels of distal lower extremity
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ICD-10-CM codes: I82.44-, Acute embolism and thrombosis of … tibial vein
I82.49-, Acute embolism and thrombosis of other specified deep vein of … lower extremity
I82.4Z-, Acute embolism and thrombosis of unspecified deep veins of … distal lower extremity
Choose the sixth character based on the side involved:
ICD-9 coding rules: Inclusion notes with 453.42 tell you the code is appropriate for diagnoses connected to the calf, lower leg NOS, or the peroneal or tibial veins. Note that peroneal means fibular. Don’t confuse it with perineal, which relates to the genital area. ICD-10 changes: ICD-10...
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