NGEMR APIs

Health Level 7 Version 2 (HL7 v2)

Another common way to connect Epic with third parties is to use Health Level 7 Version 2 protocol (HL7 v2). This is the most common standard used with Epic.

Refer to Epic documentation to learn more about this standard.

FHIR APIs

NGEMR primarily uses the following Epic APIs for integration. These include clinical, scheduling, medication, practitioner, and patient information endpoints.

Category	FHIR API	FHIR Version	Description
Patient Profile	Patient.Create	R4	Create a Patient resource
Patient Profile	Patient.Search	R4	Search for a patient using parameters like name, address, identifier, etc.,
Clinical Information	AllergyIntolerance.Search	R4	Find clinical information about a patient's allergic response to a substance
	Condition.Search(Infection)	R4	Retrieve an infection from a patient's chart.
	Condition.Search(Medical History)	R4	Retrieve a single medical history problem or pertinent negative from a patient’s chart.
	Condition.Search(Problems)	R4	Retrieve a single problem from a patient's chart
	Procedure.Search(Orders)	R4	Get list of surgeries and procedures performed, including endoscopies and biopsies, as well as less invasive actions like counseling and physiotherapy, for a patient
	Procedure.Search(Surgeries)	R4	Get summary of any performed surgical procedures for a patient.
	Procedure.Search(Surgical History)	R4	Get summary of historical surgical procedures a patient has had, as well as pertinent negatives (indicating a patient has not had a particular surgery).
	List.Search(Allergies)	R4	Retrieve current allergies in a patient’s Allergy list in their chart
	Flag.Search(Patient FYI)	R4	Retrieves patient FYI flags from the patient's chart. Patient FYIs are short, free-text notes associated with a patient record.
Medication Order	MedicationRequest.Search(Signed Medication Order)	R4	Query for medication orders based on a patient and optionally status or category
Encounters	Encounter.Search	R4	Retrieve all inpatient encounters in the specified time period
	Observation.Create(Vitals)	R4	Write vital signs observations of a patient
	Location.Read	R4	Retrieves details and position information for a physical place where resources and participants can be found.
Appointments	Appointment.Search	R4	Search for appointment Info
Practitioner Profile	Practitioner.Search	R4	Search and get information of a doctor

The equivalent FHIR APIs are available in EMR Integration Sandbox APIs.