> ## Documentation Index
> Fetch the complete documentation index at: https://docs.metriport.com/llms.txt
> Use this file to discover all available pages before exploring further.

# RequestGroup

> A group of related requests that can be used to capture intended activities that have inter-dependencies such as give this medication after that one.

## Properties

| Name | Required | Type | Description |
| - | - | - | - |
| identifier | No | [Identifier](/medical-api/fhir/data-types/identifier)\[] | Business identifier |
| instantiatesCanonical | No | canonical\[] | Instantiates FHIR protocol or definition |
| instantiatesUri | No | uri\[] | Instantiates external protocol or definition |
| basedOn | No | Reference\<Resource>\[] | Fulfills plan, proposal, or order |
| replaces | No | Reference\<Resource>\[] | Request(s) replaced by this request |
| groupIdentifier | No | [Identifier](/medical-api/fhir/data-types/identifier) | Composite request this is part of |
| status | Yes | code | draft / active / on-hold / revoked / completed / entered-in-error / unknown |
| intent | Yes | code | proposal / plan / directive / order / original-order / reflex-order / filler-order / instance-order / option |
| priority | No | code | routine / urgent / asap / stat |
| code | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | What's being requested/ordered |
| subject | No | Reference\<[Patient](/medical-api/fhir/resources/patient) / [Group](/medical-api/fhir/resources/group)> | Who the request group is about |
| encounter | No | Reference\<[Encounter](/medical-api/fhir/resources/encounter)> | Created as part of |
| authoredOn | No | dateTime | When the request group was authored |
| author | No | Reference\<[Device](/medical-api/fhir/resources/device) / [Practitioner](/medical-api/fhir/resources/practitioner) / [PractitionerRole](/medical-api/fhir/resources/practitionerrole)> | Device or practitioner that authored the request group |
| reasonCode | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | Why the request group is needed |
| reasonReference | No | Reference\<[Condition](/medical-api/fhir/resources/condition) / [Observation](/medical-api/fhir/resources/observation) / [DiagnosticReport](/medical-api/fhir/resources/diagnosticreport) / [DocumentReference](/medical-api/fhir/resources/documentreference)>\[] | Why the request group is needed |
| note | No | [Annotation](/medical-api/fhir/data-types/annotation)\[] | Additional notes about the response |
| action | No | RequestGroupAction | Proposed actions, if any |
| - id | No | string | Unique id for inter-element referencing |
| - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations |
| - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized |
| - prefix | No | string | User-visible prefix for the action (e.g. 1. or A.) |
| - title | No | string | User-visible title |
| - description | No | string | Short description of the action |
| - textEquivalent | No | string | Static text equivalent of the action, used if the dynamic aspects cannot be interpreted by the receiving system |
| - priority | No | code | routine / urgent / asap / stat |
| - code | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept)\[] | Code representing the meaning of the action or sub-actions |
| - documentation | No | [RelatedArtifact](/medical-api/fhir/data-types/relatedartifact)\[] | Supporting documentation for the intended performer of the action |
| - condition | No | RequestGroupActionCondition | Whether or not the action is applicable |
| - id | No | string | Unique id for inter-element referencing |
| - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations |
| - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized |
| - kind | Yes | code | applicability / start / stop |
| - expression | No | [Expression](/medical-api/fhir/data-types/expression) | Boolean-valued expression |
| - relatedAction | No | RequestGroupActionRelatedAction | Relationship to another action |
| - id | No | string | Unique id for inter-element referencing |
| - extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations |
| - modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored even if unrecognized |
| - actionId | Yes | id | What action this is related to |
| - relationship | Yes | code | before-start / before / before-end / concurrent-with-start / concurrent / concurrent-with-end / after-start / after / after-end |
| - offset\[x] | No | [Duration](/medical-api/fhir/data-types/duration), [Range](/medical-api/fhir/data-types/range) | Time offset for the relationship |
| - timing\[x] | No | dateTime, [Age](/medical-api/fhir/data-types/age), [Period](/medical-api/fhir/data-types/period), [Duration](/medical-api/fhir/data-types/duration), [Range](/medical-api/fhir/data-types/range), [Timing](/medical-api/fhir/data-types/timing) | When the action should take place |
| - participant | No | Reference\<[Patient](/medical-api/fhir/resources/patient) / [Practitioner](/medical-api/fhir/resources/practitioner) / [PractitionerRole](/medical-api/fhir/resources/practitionerrole) / [RelatedPerson](/medical-api/fhir/resources/relatedperson) / [Device](/medical-api/fhir/resources/device)>\[] | Who should perform the action |
| - type | No | [CodeableConcept](/medical-api/fhir/data-types/codeableconcept) | create / update / remove / fire-event |
| - groupingBehavior | No | code | visual-group / logical-group / sentence-group |
| - selectionBehavior | No | code | any / all / all-or-none / exactly-one / at-most-one / one-or-more |
| - requiredBehavior | No | code | must / could / must-unless-documented |
| - precheckBehavior | No | code | yes / no |
| - cardinalityBehavior | No | code | single / multiple |
| - resource | No | Reference\<Resource> | The target of the action |
| - action | No | \[] | Sub action |

## Search Parameters

| Name | Type | Description | Expression |
| - | - | - | - |
| author | reference | The author of the request group | RequestGroup.author |
| authored | date | The date the request group was authored | RequestGroup.authoredOn |
| code | token | The code of the request group | RequestGroup.code |
| encounter | reference | The encounter the request group applies to | RequestGroup.encounter |
| group-identifier | token | The group identifier for the request group | RequestGroup.groupIdentifier |
| identifier | token | External identifiers for the request group | RequestGroup.identifier |
| instantiates-canonical | reference | The FHIR-based definition from which the request group is realized | RequestGroup.instantiatesCanonical |
| instantiates-uri | uri | The external definition from which the request group is realized | RequestGroup.instantiatesUri |
| intent | token | The intent of the request group | RequestGroup.intent |
| participant | reference | The participant in the requests in the group | RequestGroup.action.participant |
| patient | reference | The identity of a patient to search for request groups | RequestGroup.subject |
| priority | token | The priority of the request group | RequestGroup.priority |
| status | token | The status of the request group | RequestGroup.status |
| subject | reference | The subject that the request group is about | RequestGroup.subject |

## Inherited Properties

| Name | Required | Type | Description |
| - | - | - | - |
| id | No | string | Logical id of this artifact |
| meta | No | [Meta](/medical-api/fhir/data-types/meta) | Metadata about the resource |
| implicitRules | No | uri | A set of rules under which this content was created |
| language | No | code | Language of the resource content |
| text | No | [Narrative](/medical-api/fhir/data-types/narrative) | Text summary of the resource, for human interpretation |
| contained | No | Resource\[] | Contained, inline Resources |
| extension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Additional content defined by implementations |
| modifierExtension | No | [Extension](/medical-api/fhir/data-types/extension)\[] | Extensions that cannot be ignored |

To view the FHIR specification for this resource, see [RequestGroup](https://www.hl7.org/fhir/StructureDefinition/RequestGroup).


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