NC Immunization Program/Vaccines for Children (NCIP/VFC), Billing/Reporting Influenza Vaccines for Medicaid Beneficiaries, Borrowing and Replacement of VFC and Private Vaccines, Borrowing and Replacement of VFC and Private Vaccines, Billing/Reporting Influenza Vaccines for NC Health Choice Beneficiaries, Immunization Billing for Medicaid and NC Health Choice Beneficiaries from FQHCs and RHCs and NDC’s Change Each Year for Influenza Vaccines.