Specific ICD-9 codes related to venous thromboembolism diagnosis and/or treatment

ICD-9 coding	Description
Pulmonary Embolism
415.1	Pulmonary embolism and infarction
38.7	Interruption of the vena cava
Deep Venous Thrombosis
451.1	Phlebitis and thrombophlebitis of deep vessels of lower extremities
451.2	Phlebitis and thrombophlebitis of lower extremities, unspecified
451.8	Phlebitis and thrombophlebitis of other sites
451.9	Phlebitis and thrombophlebitis of unspecified site
453.2	Other venous embolism and thrombosis of vena cava
453.40-453.42	Venous embolism and thrombosis of deep vessels of lower extremity
453.8	Other venous embolism and thrombosis of other specified veins
453.9	Other venous embolism and thrombosis of unspecified site
997.2	Peripheral vascular complications (phlebitis or thrombophlebitits during or resulting from procedure)
999.2	Other vascular complications (phlebitis/thrombophlebitits/thromboembolism following infusion, perfusion, or transfusion)