ICD-10-CM > I00-I99 > I80-I89 > I82 > I82.B > I82.B2 I82.B2 Chronic embolism and thrombosis of subclavian vein Non-Billable/Non-Specific Codes I82.B21Chronic embolism and thrombosis of right subclavian veinI82.B22Chronic embolism and thrombosis of left subclavian veinI82.B23Chronic embolism and thrombosis of subclavian vein, bilateralI82.B29Chronic embolism and thrombosis of unspecified subclavian vein