Intravenous Immune Globulin (IVIG) (J1566, J1599) Specific brand names: Flebogamma® (J1572), Gammagard® liquid (J1569), Gammaked® (J1569), Gammaplex® (J1557), Gammunex® (J1561), Gammaplex (J1557), ......fluid(CSF) lab showing a cell count less than 10/mm-3, or a CSF lab showing...showing a cell count less than 50/mm-3 if you are HIV positive...