Icd 10 code for intraepithelial lymphocytosis of colon July 8, 2019 16 32 64 128 Mild intraepithelial lymphocytosis icd 10 Icd 10 code for intraepithelial lymphocytosis of duodenum Icd 10 code for intraepithelial lymphocytes colon Lymphocytic colitis icd 10