Effective with date of service Oct. 16, 2018, the NC Medicaid and Health Choice programs cover immune globulin intravenous, human - ifas (Panzyga®) for use in the Physician Administered Drug Program when billed with HCPCS code J1599 - Injection, Immune Globulin, Intravenous, Non-lyophilized (e.g. liquid), Not Otherwise Specified, 500 mg.