The HCPCS modifier EJ is used for billing the subsequent doses in a defined course of therapy. It is not used for the first dose or injection of a series. Common applications Codeage Liposomal Glutathione, For Men and Women, 500 mg of Setria L Glutathione, 350 mg Phospholipid, non GMO, 60 Capsules Codeage Liposomal Glutathione, For Men and Women, 500 mg of Setria L Glutathione, 350 mg Phospholipid, non GMO, 60 Capsules Buy Glutathione, Total Blood Test Walk In Lab Codeage Liposomal Glutathione Beyond Vitamins Capsules Walgreens