---
type: "search-params"
title: "MedicationAdministration Search Parameters"
resource: "MedicationAdministration"
---
# MedicationAdministration Search Parameters

<a id="code"></a>

## code
**Description:** Return administrations of this medication code

**Type:** token

**Expression:** MedicationAdministration.medication.concept

**Path:** MedicationAdministration.medication.concept

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-code


<a id="date"></a>

## date
**Description:** Date administration happened (or did not happen)

**Type:** date

**Expression:** MedicationAdministration.occurrence.ofType(dateTime) | MedicationAdministration.occurrence.ofType(Period)

**Path:** MedicationAdministration.occurrence[x]

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-date


<a id="device"></a>

## device
**Description:** Return administrations with this administration device identity

**Type:** reference

**Expression:** MedicationAdministration.device.reference

**Path:** MedicationAdministration.device.reference

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-device


<a id="encounter"></a>

## encounter
**Description:** Return administrations that share this encounter

**Type:** reference

**Expression:** MedicationAdministration.encounter

**Path:** MedicationAdministration.encounter

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-encounter


<a id="identifier"></a>

## identifier
**Description:** Return administrations with this external identifier

**Type:** token

**Expression:** MedicationAdministration.identifier

**Path:** MedicationAdministration.identifier

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-identifier


<a id="medication"></a>

## medication
**Description:** Return administrations of this medication reference

**Type:** reference

**Expression:** MedicationAdministration.medication.reference

**Path:** MedicationAdministration.medication.reference

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-medication


<a id="patient"></a>

## patient
**Description:** The identity of a patient to list administrations  for

**Type:** reference

**Expression:** MedicationAdministration.subject.where(resolve() is Patient)

**Path:** MedicationAdministration.subject

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-patient


<a id="performer"></a>

## performer
**Description:** The identity of the individual who administered the medication

**Type:** reference

**Expression:** MedicationAdministration.performer.actor.reference

**Path:** MedicationAdministration.performer.actor.reference

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-performer


<a id="performer-device-code"></a>

## performer-device-code
**Description:** The identity of the individual who administered the medication

**Type:** token

**Expression:** MedicationAdministration.performer.actor.concept

**Path:** MedicationAdministration.performer.actor.concept

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-performer


<a id="reason-given"></a>

## reason-given
**Description:** Reference to a resource (by instance)

**Type:** reference

**Expression:** MedicationAdministration.reason.reference

**Path:** MedicationAdministration.reason.reference

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-reason-given


<a id="reason-given-code"></a>

## reason-given-code
**Description:** Reasons for administering the medication

**Type:** token

**Expression:** MedicationAdministration.reason.concept

**Path:** MedicationAdministration.reason.concept

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-reason-given-code


<a id="reason-not-given"></a>

## reason-not-given
**Description:** Reasons for not administering the medication

**Type:** token

**Expression:** MedicationAdministration.statusReason

**Path:** MedicationAdministration.statusReason

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-reason-not-given


<a id="request"></a>

## request
**Description:** The identity of a request to list administrations from

**Type:** reference

**Expression:** MedicationAdministration.request

**Path:** MedicationAdministration.request

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-request


<a id="status"></a>

## status
**Description:** MedicationAdministration event status (for example one of active/paused/completed/nullified)

**Type:** token

**Expression:** MedicationAdministration.status

**Path:** MedicationAdministration.status

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-status


<a id="subject"></a>

## subject
**Description:** The identity of the individual or group to list administrations for

**Type:** reference

**Expression:** MedicationAdministration.subject

**Path:** MedicationAdministration.subject

**Standards Status:** normative

**URL:** http://hl7.org/fhir/build/SearchParameter/MedicationAdministration-subject