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. 2019 Nov 5;26(9):1394–1400. doi: 10.1093/ibd/izz269
Description ICD-9-CM Codes ICD-10-CM Codes
Acute VTE diagnosis (pulmonary embolism or deep vein thrombosis) 415.1x, 451.1x, 453.4x, 453.8x, 453.9x, 673.2x, 673.8x, 671.3x, 671.4x, 671.5x I82.4, I82.9, I26
History of VTE V12.51, V12.55 Z86.718, Z86.711
Ulcerative colitis 556.x K51.x
Crohn’s disease 555.x K50.x