Application service provider featuring application program interface (API) software for retrieving medical and healthcare data and information; software as a service (SAAS) services, namely, hosting software for use by others for searching and retrieving medical and healthcare data and information for providers, distributors, and others in the health care industry; software as a service (SAAS) services, namely, hosting software for use by others for determining a controlled substance use indicator for a patient and controlled substance metrics for providers, distributors, and others in the health care industry; software as a service (SAAS) services featuring software for providing notification alerts to medical professionals; software as a service (SAAS) services featuring software for the exchange of relevant patient information amongst entities across the care continuum; providing temporary use of on-line, non-downloadable software for searching and retrieving medical and healthcare data and information