A (NHIN) Nationwide Health Information Network - used to share patient data between organizations
An (EDI) Electronic Data Intermediary - key for the way e-prescriptions are submitted to pharmacies
An (EHR) Electronic Health Record - database of healthcare data
An (RHIO) Regional Health Information Organization - an HIE that operates regionally
Step-by-step explanation:
The NHIN, Nationwide Health Information Network functions to facilitate exchange of healthcare details of patient between a diverse group of organizations including healthcare providers, the federal agencies, and the patient both nationally and regionally.
An EDI, Electronic Data Intermediary is an intermediary service that mediates the healthcare provider with the pharmacy to facilitate safe transmission of an e-prescription order.
An EHR, Electronic Health Record, is a database of healthcare details of a patient. These details can be accessed electronically by the patient and the healthcare providers. An EHR details about patient’s present illness, demographics, past medical history, allergies, medications, past surgical history, relevant clinical and diagnostic data, family medical history, immunization, and other relevant health details.
An RHIO, Regional Health Information (exchange) Organization is a group of organizations in a specific geographical region functioning to provide secure exchange of health information among regional healthcare providers, laboratories, diagnostic centers etc according to the standards.