With April’s passage of Centers for Medicare and Medicaid Services’ (CMS) Interoperability and Patient Access Final Rule, healthcare organizations are required to improve interoperability, reduce barriers to data exchange, eliminate “information blocking” and standardize notification practices. Under terms of the Office of the National Coordinator for Health Information Technology (ONC) rule, healthcare organizations must adopt the HL7 Fast Healthcare Interoperability Resources (FHIR) standard for application program interfaces (APIs).