A patient portal is an online website that helps to maintain all data of patients. Patients, medical practitioners, and pharmacists have access to this portal at any time and place. This helps the patient to interact with the health care provider. Basic information available on the patient portal includes information about recent doctor visits, patient history, chronic diseases, discharge summaries, current medications, chronic disease medication, vaccines information, allergies, and laboratory test reports. Some patient portals have value-added service such as exchange patient information with health care teams, schedule appointments with physician, request to refill prescription, check benefits and coverage under various insurance providers, update personal information, make payments, order products, download and complete forms, and view educational and disease awareness materials. The patient portal centralizes the information about the patient which he...