35 On-line computer services, namely, providing billing and discount billing services to consumers, providers, administrators, and other participants in the health care industry via an on-line computer network in the field of medical services; on-line computer services, namely, providing on-line demographic information about health care providers to consumers, providers, administrators, and other participants via an on-line computer network in the field of medical services; and administration of a discount health care reimbursement program