diff --git a/app-modules/alert/graphql/alert.graphql b/app-modules/alert/graphql/alert.graphql
index 60831b22e1..4bd5732f0e 100644
--- a/app-modules/alert/graphql/alert.graphql
+++ b/app-modules/alert/graphql/alert.graphql
@@ -1,6 +1,6 @@
 type Alert @model(class: "AdvisingApp\\Alert\\Models\\Alert") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The concern of the alert."
     concern: Educatable! @morphTo
@@ -29,7 +29,7 @@ type Alert @model(class: "AdvisingApp\\Alert\\Models\\Alert") {
 
 extend type Query {
     "Get an alert by its primary key."
-    alert("Search by primary key." id: ID! @whereKey): Alert
+    alert("Search by primary key." id: UUID! @whereKey): Alert
         @find
         @canResolved(ability: "view")
 
@@ -39,7 +39,7 @@ extend type Query {
 
 input CreateAlertInput {
     "The id of the concern of the alert."
-    concern_id: ID! @rules(apply: ["required"])
+    concern_id: UUID! @rules(apply: ["required"])
 
     "The type of concern of the alert."
     concern_type: String! @rules(apply: ["required", "in:student,prospect"])
@@ -80,13 +80,13 @@ extend type Mutation {
     "Update an existing alert."
     updateAlert(
         "The primary key of the alert."
-        id: ID! @drop @whereKey
+        id: UUID! @drop @whereKey
 
         input: UpdateAlertInput! @spread
     ): Alert! @update @canFind(ability: "update", find: "id")
 
     "Delete an existing alert."
-    deleteAlert("The primary key of the alert." id: ID! @whereKey): Alert
+    deleteAlert("The primary key of the alert." id: UUID! @whereKey): Alert
         @delete
         @canFind(ability: "delete", find: "id")
 }
diff --git a/app-modules/care-team/graphql/care-team.graphql b/app-modules/care-team/graphql/care-team.graphql
index 635b180d0d..f2253731eb 100644
--- a/app-modules/care-team/graphql/care-team.graphql
+++ b/app-modules/care-team/graphql/care-team.graphql
@@ -1,6 +1,6 @@
 type UserCareTeam @model(class: "AdvisingApp\\CareTeam\\Models\\CareTeam") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
     "The user related to this care team assignment."
     user: User! @belongsTo
     "The educatable in the user's care team."
@@ -13,7 +13,7 @@ type UserCareTeam @model(class: "AdvisingApp\\CareTeam\\Models\\CareTeam") {
 
 extend type Query {
     "Get a care team assignment by its primary key."
-    userCareTeam("Search by primary key." id: ID! @whereKey): UserCareTeam
+    userCareTeam("Search by primary key." id: UUID! @whereKey): UserCareTeam
         @find
         @canResolved(ability: "view")
 
@@ -25,7 +25,7 @@ extend type Mutation {
     "Create a new care team assignment."
     createUserCareTeam(
         "The user to add to the care team of."
-        user_id: ID!
+        user_id: UUID!
             @rules(
                 apply: [
                     "required"
@@ -35,7 +35,7 @@ extend type Mutation {
             )
 
         "The educatable to add to the care team."
-        educatable_id: ID!
+        educatable_id: EducatableId!
             @rules(
                 apply: [
                     "required"
@@ -51,6 +51,6 @@ extend type Mutation {
     "Delete an existing care team assignment."
     deleteUserCareTeam(
         "The primary key of the care team assignment."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): UserCareTeam @delete @canFind(ability: "delete", find: "id")
 }
diff --git a/app-modules/division/graphql/division.graphql b/app-modules/division/graphql/division.graphql
index c6f026a79b..c01d7f2f23 100644
--- a/app-modules/division/graphql/division.graphql
+++ b/app-modules/division/graphql/division.graphql
@@ -1,6 +1,6 @@
 type Division @model(class: "AdvisingApp\\Division\\Models\\Division") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The name of the division."
     name: String!
diff --git a/app-modules/interaction/graphql/interaction-campaign.graphql b/app-modules/interaction/graphql/interaction-campaign.graphql
index 7ff2e2a465..cda799661d 100644
--- a/app-modules/interaction/graphql/interaction-campaign.graphql
+++ b/app-modules/interaction/graphql/interaction-campaign.graphql
@@ -1,7 +1,7 @@
 type InteractionCampaign
     @model(class: "AdvisingApp\\Interaction\\Models\\InteractionCampaign") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The name of the interaction campaign."
     name: String!
@@ -21,7 +21,7 @@ type InteractionCampaign
 
 input InteractionCampaignQuery {
     "The unique primary key of the interaction campaign."
-    id: ID
+    id: UUID
 
     "The name of the interaction relation."
     name: String
@@ -41,7 +41,7 @@ input InteractionCampaignQuery {
 
 extend type Query {
     "Get a specific interaction campaign by id."
-    interactionCampaign(id: ID! @eq): InteractionCampaign
+    interactionCampaign(id: UUID! @eq): InteractionCampaign
         @find
         @softDeletes
         @canResolved(ability: "view")
@@ -86,7 +86,7 @@ extend type Mutation {
     "Update an existing interaction campaign."
     updateInteractionCampaign(
         "The identifier of the interaction campaign you would like to update."
-        id: ID! @whereKey
+        id: UUID! @whereKey
 
         "The fields you would like to update."
         input: UpdateInteractionCampaignInput! @spread
@@ -95,6 +95,6 @@ extend type Mutation {
     "Delete an existing interaction campaign."
     deleteInteractionCampaign(
         "The identifier of the interaction campaign you would like to delete."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): InteractionCampaign @canFind(ability: "delete", find: "id") @delete
 }
diff --git a/app-modules/interaction/graphql/interaction-driver.graphql b/app-modules/interaction/graphql/interaction-driver.graphql
index 64807a70ad..a4ca724b8a 100644
--- a/app-modules/interaction/graphql/interaction-driver.graphql
+++ b/app-modules/interaction/graphql/interaction-driver.graphql
@@ -1,7 +1,7 @@
 type InteractionDriver
     @model(class: "AdvisingApp\\Interaction\\Models\\InteractionDriver") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The name of the interaction driver."
     name: String!
@@ -21,7 +21,7 @@ type InteractionDriver
 
 input InteractionDriverQuery {
     "The unique primary key of the interaction driver."
-    id: ID
+    id: UUID
 
     "The name of the interaction driver."
     name: String
@@ -41,7 +41,7 @@ input InteractionDriverQuery {
 
 extend type Query {
     "Get a specific interaction driver by id."
-    interactionDriver(id: ID! @eq): InteractionDriver
+    interactionDriver(id: UUID! @eq): InteractionDriver
         @find
         @softDeletes
         @canResolved(ability: "view")
@@ -84,7 +84,7 @@ extend type Mutation {
     "Update an existing interaction driver."
     updateInteractionDriver(
         "The identifier of the interaction driver you would like to update."
-        id: ID! @whereKey
+        id: UUID! @whereKey
 
         "The fields you would like to update."
         input: UpdateInteractionDriverInput! @spread
@@ -93,6 +93,6 @@ extend type Mutation {
     "Delete an existing interaction driver."
     deleteInteractionDriver(
         "The identifier of the interaction driver you would like to delete."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): InteractionDriver @canFind(ability: "delete", find: "id") @delete
 }
diff --git a/app-modules/interaction/graphql/interaction-outcome.graphql b/app-modules/interaction/graphql/interaction-outcome.graphql
index 33bdcbd0cc..370c0dbaac 100644
--- a/app-modules/interaction/graphql/interaction-outcome.graphql
+++ b/app-modules/interaction/graphql/interaction-outcome.graphql
@@ -1,7 +1,7 @@
 type InteractionOutcome
     @model(class: "AdvisingApp\\Interaction\\Models\\InteractionOutcome") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The name of the interaction outcome."
     name: String!
@@ -21,7 +21,7 @@ type InteractionOutcome
 
 input InteractionOutcomeQuery {
     "The unique primary key of the interaction outcome."
-    id: ID
+    id: UUID
 
     "The name of the interaction outcome."
     name: String
@@ -41,7 +41,7 @@ input InteractionOutcomeQuery {
 
 extend type Query {
     "Get a specific interaction outcome by id."
-    interactionOutcome(id: ID! @eq): InteractionOutcome
+    interactionOutcome(id: UUID! @eq): InteractionOutcome
         @find
         @softDeletes
         @canResolved(ability: "view")
@@ -84,7 +84,7 @@ extend type Mutation {
     "Update an existing interaction outcome."
     updateInteractionOutcome(
         "The identifier of the interaction outcome you would like to update."
-        id: ID! @whereKey
+        id: UUID! @whereKey
 
         "The fields you would like to update."
         input: UpdateInteractionOutcomeInput! @spread
@@ -93,6 +93,6 @@ extend type Mutation {
     "Delete an existing interaction outcome."
     deleteInteractionOutcome(
         "The identifier of the interaction outcome you would like to delete."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): InteractionOutcome @canFind(ability: "delete", find: "id") @delete
 }
diff --git a/app-modules/interaction/graphql/interaction-relation.graphql b/app-modules/interaction/graphql/interaction-relation.graphql
index d93896e71d..d1cb975660 100644
--- a/app-modules/interaction/graphql/interaction-relation.graphql
+++ b/app-modules/interaction/graphql/interaction-relation.graphql
@@ -1,7 +1,7 @@
 type InteractionRelation
     @model(class: "AdvisingApp\\Interaction\\Models\\InteractionRelation") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The name of the interaction relation."
     name: String!
@@ -21,7 +21,7 @@ type InteractionRelation
 
 input InteractionRelationQuery {
     "The unique primary key of the interaction relation."
-    id: ID
+    id: UUID
 
     "The name of the interaction relation."
     name: String
@@ -41,7 +41,7 @@ input InteractionRelationQuery {
 
 extend type Query {
     "Get a specific interaction relation by id."
-    interactionRelation(id: ID! @eq): InteractionRelation
+    interactionRelation(id: UUID! @eq): InteractionRelation
         @find
         @softDeletes
         @canResolved(ability: "view")
@@ -86,7 +86,7 @@ extend type Mutation {
     "Update an existing interaction relation."
     updateInteractionRelation(
         "The identifier of the interaction relation you would like to update."
-        id: ID! @whereKey
+        id: UUID! @whereKey
 
         "The fields you would like to update."
         input: UpdateInteractionRelationInput! @spread
@@ -95,6 +95,6 @@ extend type Mutation {
     "Delete an existing interaction relation."
     deleteInteractionRelation(
         "The identifier of the interaction relation you would like to delete."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): InteractionRelation @canFind(ability: "delete", find: "id") @delete
 }
diff --git a/app-modules/interaction/graphql/interaction-status.graphql b/app-modules/interaction/graphql/interaction-status.graphql
index e2ea0762e8..5a5e4295b3 100644
--- a/app-modules/interaction/graphql/interaction-status.graphql
+++ b/app-modules/interaction/graphql/interaction-status.graphql
@@ -1,7 +1,7 @@
 type InteractionStatus
     @model(class: "AdvisingApp\\Interaction\\Models\\InteractionStatus") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The name of the interaction driver."
     name: String!
@@ -24,7 +24,7 @@ type InteractionStatus
 
 input InteractionStatusesQuery {
     "The unique primary key of the interaction status."
-    id: ID
+    id: UUID
 
     "The name of the interaction status."
     name: String
@@ -47,7 +47,7 @@ input InteractionStatusesQuery {
 
 extend type Query {
     "Get a specific interaction status by id."
-    interactionStatus(id: ID! @eq): InteractionStatus
+    interactionStatus(id: UUID! @eq): InteractionStatus
         @find
         @softDeletes
         @canResolved(ability: "view")
@@ -90,7 +90,7 @@ extend type Mutation {
     "Update an existing interaction status."
     updateInteractionStatus(
         "The identifier of the interaction status you would like to update."
-        id: ID! @whereKey
+        id: UUID! @whereKey
 
         "The fields you would like to update."
         input: UpdateInteractionStatusInput! @spread
@@ -99,6 +99,6 @@ extend type Mutation {
     "Delete an existing interaction status."
     deleteInteractionStatus(
         "The identifier of the interaction status you would like to delete."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): InteractionStatus @canFind(ability: "delete", find: "id") @delete
 }
diff --git a/app-modules/interaction/graphql/interaction-type.graphql b/app-modules/interaction/graphql/interaction-type.graphql
index 7f9d12ca72..05e3c8ea7c 100644
--- a/app-modules/interaction/graphql/interaction-type.graphql
+++ b/app-modules/interaction/graphql/interaction-type.graphql
@@ -1,7 +1,7 @@
 type InteractionType
     @model(class: "AdvisingApp\\Interaction\\Models\\InteractionType") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The name of the interaction type."
     name: String!
@@ -21,7 +21,7 @@ type InteractionType
 
 input InteractionTypeQuery {
     "The unique primary key of the interaction type."
-    id: ID
+    id: UUID
 
     "The name of the interaction relation."
     name: String
@@ -41,7 +41,7 @@ input InteractionTypeQuery {
 
 extend type Query {
     "Get a specific interaction type by id."
-    interactionType(id: ID! @eq): InteractionType
+    interactionType(id: UUID! @eq): InteractionType
         @find
         @softDeletes
         @canResolved(ability: "view")
@@ -81,7 +81,7 @@ extend type Mutation {
     "Update an existing interaction type."
     updateInteractionType(
         "The identifier of the interaction type you would like to update."
-        id: ID! @whereKey
+        id: UUID! @whereKey
 
         "The fields you would like to update."
         input: UpdateInteractionTypeInput! @spread
@@ -90,6 +90,6 @@ extend type Mutation {
     "Delete an existing interaction type."
     deleteInteractionType(
         "The identifier of the interaction type you would like to delete."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): InteractionType @canFind(ability: "delete", find: "id") @delete
 }
diff --git a/app-modules/interaction/graphql/interaction.graphql b/app-modules/interaction/graphql/interaction.graphql
index 90507dd0c1..3b2c95418c 100644
--- a/app-modules/interaction/graphql/interaction.graphql
+++ b/app-modules/interaction/graphql/interaction.graphql
@@ -1,9 +1,13 @@
 union Interactable = Student | Prospect | ServiceRequest
 
+scalar InteractableId
+    @scalar(class: "App\\GraphQL\\Scalars\\InteractableId")
+    @searchByOperators(type: "ID")
+
 type Interaction
     @model(class: "AdvisingApp\\Interaction\\Models\\Interaction") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "The subject of the interaction."
     subject: String!
@@ -78,7 +82,7 @@ extend type Query {
     "Find a single interaction by an identifying attribute."
     interaction(
         "The value of the attribute to match."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): Interaction @find @canResolved(ability: "view")
 
     "List multiple interactions."
@@ -95,10 +99,10 @@ input UpdateInteractionInput {
     description: String @rules(apply: ["string"])
 
     "The User related to the interaction."
-    user_id: ID @rules(apply: ["exists:users,id"])
+    user_id: UUID @rules(apply: ["exists:users,id"])
 
     "The Interactable related to the interaction."
-    interactable_id: ID
+    interactable_id: InteractableId
         @rules(
             apply: [
                 "AdvisingApp\\Interaction\\Rules\\InteractableIdExistsRules"
@@ -116,27 +120,29 @@ input UpdateInteractionInput {
         )
 
     "The type of interaction."
-    interaction_type_id: ID @rules(apply: ["exists:interaction_types,id"])
+    interaction_type_id: UUID @rules(apply: ["exists:interaction_types,id"])
 
     "The relation of the interaction."
-    interaction_relation_id: ID
+    interaction_relation_id: UUID
         @rules(apply: ["exists:interaction_relations,id"])
 
     "The campaign of the interaction."
-    interaction_campaign_id: ID
+    interaction_campaign_id: UUID
         @rules(apply: ["exists:interaction_campaigns,id"])
 
     "The driver of the interaction."
-    interaction_driver_id: ID @rules(apply: ["exists:interaction_drivers,id"])
+    interaction_driver_id: UUID @rules(apply: ["exists:interaction_drivers,id"])
 
     "The status of the interaction."
-    interaction_status_id: ID @rules(apply: ["exists:interaction_statuses,id"])
+    interaction_status_id: UUID
+        @rules(apply: ["exists:interaction_statuses,id"])
 
     "The outcome of the interaction."
-    interaction_outcome_id: ID @rules(apply: ["exists:interaction_outcomes,id"])
+    interaction_outcome_id: UUID
+        @rules(apply: ["exists:interaction_outcomes,id"])
 
     "The division of the interaction."
-    division_id: ID @rules(apply: ["exists:divisions,id"])
+    division_id: UUID @rules(apply: ["exists:divisions,id"])
 
     "The start datetime of the interaction."
     start_datetime: DateTime @rules(apply: ["date_format:Y-m-d H:i:s"])
@@ -154,10 +160,10 @@ input CreateInteractionInput {
     description: String! @rules(apply: ["required", "string"])
 
     "The User related to the interaction."
-    user_id: ID! @rules(apply: ["required", "exists:users,id"])
+    user_id: UUID! @rules(apply: ["required", "exists:users,id"])
 
     "The Interactable related to the interaction."
-    interactable_id: ID!
+    interactable_id: InteractableId!
         @rules(
             apply: [
                 "required"
@@ -170,31 +176,31 @@ input CreateInteractionInput {
         @rules(apply: ["required", "in:student,prospect,service_request"])
 
     "The type of interaction."
-    interaction_type_id: ID!
+    interaction_type_id: UUID!
         @rules(apply: ["required", "exists:interaction_types,id"])
 
     "The relation of the interaction."
-    interaction_relation_id: ID!
+    interaction_relation_id: UUID!
         @rules(apply: ["required", "exists:interaction_relations,id"])
 
     "The campaign of the interaction."
-    interaction_campaign_id: ID!
+    interaction_campaign_id: UUID!
         @rules(apply: ["required", "exists:interaction_campaigns,id"])
 
     "The driver of the interaction."
-    interaction_driver_id: ID!
+    interaction_driver_id: UUID!
         @rules(apply: ["required", "exists:interaction_drivers,id"])
 
     "The status of the interaction."
-    interaction_status_id: ID!
+    interaction_status_id: UUID!
         @rules(apply: ["required", "exists:interaction_statuses,id"])
 
     "The outcome of the interaction."
-    interaction_outcome_id: ID!
+    interaction_outcome_id: UUID!
         @rules(apply: ["required", "exists:interaction_outcomes,id"])
 
     "The division of the interaction."
-    division_id: ID! @rules(apply: ["required", "exists:divisions,id"])
+    division_id: UUID! @rules(apply: ["required", "exists:divisions,id"])
 
     "The start datetime of the interaction."
     start_datetime: DateTime!
@@ -214,7 +220,7 @@ extend type Mutation {
     "Update a interaction."
     updateInteraction(
         "The identifier of the interaction you would like to update."
-        id: ID! @whereKey
+        id: UUID! @whereKey
 
         input: UpdateInteractionInput! @spread
     ): Interaction! @canFind(ability: "update", find: "id") @update
@@ -222,7 +228,7 @@ extend type Mutation {
     "Delete a interaction."
     deleteInteraction(
         "The identifier of the interaction you would like to delete."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): Interaction @canFind(ability: "delete", find: "id") @delete
 }
 
diff --git a/app-modules/knowledge-base/graphql/knowledge-base-item.graphql b/app-modules/knowledge-base/graphql/knowledge-base-item.graphql
index 132f8dc7d2..89444eca8c 100644
--- a/app-modules/knowledge-base/graphql/knowledge-base-item.graphql
+++ b/app-modules/knowledge-base/graphql/knowledge-base-item.graphql
@@ -1,7 +1,7 @@
 type KnowledgeBaseItem
     @feature(feature: "knowledge-management")
     @model(class: "AdvisingApp\\KnowledgeBase\\Models\\KnowledgeBaseItem") {
-    id: ID!
+    id: UUID!
 }
 
 extend type Query @feature(feature: "knowledge-management") {
diff --git a/app-modules/notifications/graphql/subscription.graphql b/app-modules/notifications/graphql/subscription.graphql
index 3f2d1a640e..1c0dc60882 100644
--- a/app-modules/notifications/graphql/subscription.graphql
+++ b/app-modules/notifications/graphql/subscription.graphql
@@ -1,7 +1,7 @@
 type UserSubscription
     @model(class: "AdvisingApp\\Notifications\\Models\\Subscription") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
     "The user related to this subscription."
     user: User! @belongsTo
     "The subscribable the user is subscribed to."
@@ -16,7 +16,7 @@ extend type Query {
     "Get a subscription by its primary key."
     userSubscription(
         "Search by primary key."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): UserSubscription @find @canResolved(ability: "view")
 
     "Get all subscriptions."
@@ -29,7 +29,7 @@ extend type Mutation {
     "Create a new subscription."
     createUserSubscription(
         "The user to subscribe."
-        user_id: ID!
+        user_id: UUID!
             @rules(
                 apply: [
                     "required"
@@ -39,7 +39,7 @@ extend type Mutation {
             )
 
         "The subscribable to subscribe to."
-        subscribable_id: ID!
+        subscribable_id: EducatableId!
             @rules(
                 apply: [
                     "required"
@@ -55,6 +55,6 @@ extend type Mutation {
     "Delete an existing subscription."
     deleteUserSubscription(
         "The primary key of the subscription."
-        id: ID! @whereKey
+        id: UUID! @whereKey
     ): UserSubscription @delete @canFind(ability: "delete", find: "id")
 }
diff --git a/app-modules/prospect/graphql/prospect.graphql b/app-modules/prospect/graphql/prospect.graphql
index d9b7b55f5a..e96557a0e7 100644
--- a/app-modules/prospect/graphql/prospect.graphql
+++ b/app-modules/prospect/graphql/prospect.graphql
@@ -1,10 +1,10 @@
 type Prospect {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
-    status_id: ID
+    status_id: UUID
 
-    source_id: ID
+    source_id: UUID
 
     first_name: String
 
@@ -14,7 +14,7 @@ type Prospect {
 }
 
 input ProspectQuery {
-    id: ID
+    id: UUID
 
     first_name: String
 
diff --git a/app-modules/service-management/graphql/service-management.graphql b/app-modules/service-management/graphql/service-management.graphql
index 4d9ddc6d7e..bde65e07fa 100644
--- a/app-modules/service-management/graphql/service-management.graphql
+++ b/app-modules/service-management/graphql/service-management.graphql
@@ -1,14 +1,14 @@
 type ServiceRequest
     @model(class: "AdvisingApp\\ServiceManagement\\Models\\ServiceRequest") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     # TODO: Finish fields
 }
 
 input ServiceRequestQuery {
     "Unique primary key."
-    id: ID
+    id: UUID
 }
 
 # TODO: Query and Mutate
diff --git a/app/GraphQL/Scalars/EducatableId.php b/app/GraphQL/Scalars/EducatableId.php
new file mode 100644
index 0000000000..a27906bb69
--- /dev/null
+++ b/app/GraphQL/Scalars/EducatableId.php
@@ -0,0 +1,47 @@
+<?php
+
+/*
+<COPYRIGHT>
+
+    Copyright © 2022-2023, Canyon GBS LLC. All rights reserved.
+
+    Advising App™ is licensed under the Elastic License 2.0. For more details,
+    see https://github.com/canyongbs/advisingapp/blob/main/LICENSE.
+
+    Notice:
+
+    - You may not provide the software to third parties as a hosted or managed
+      service, where the service provides users with access to any substantial set of
+      the features or functionality of the software.
+    - You may not move, change, disable, or circumvent the license key functionality
+      in the software, and you may not remove or obscure any functionality in the
+      software that is protected by the license key.
+    - You may not alter, remove, or obscure any licensing, copyright, or other notices
+      of the licensor in the software. Any use of the licensor’s trademarks is subject
+      to applicable law.
+    - Canyon GBS LLC respects the intellectual property rights of others and expects the
+      same in return. Canyon GBS™ and Advising App™ are registered trademarks of
+      Canyon GBS LLC, and we are committed to enforcing and protecting our trademarks
+      vigorously.
+    - The software solution, including services, infrastructure, and code, is offered as a
+      Software as a Service (SaaS) by Canyon GBS LLC.
+    - Use of this software implies agreement to the license terms and conditions as stated
+      in the Elastic License 2.0.
+
+    For more information or inquiries please visit our website at
+    https://www.canyongbs.com or contact us via email at legal@canyongbs.com.
+
+</COPYRIGHT>
+*/
+
+declare(strict_types = 1);
+
+namespace App\GraphQL\Scalars;
+
+use GraphQL\Type\Definition\StringType;
+
+/** Read more about scalars here: https://webonyx.github.io/graphql-php/type-definitions/scalars. */
+final class EducatableId extends StringType
+{
+    public ?string $description = 'The `EducatableId` scalar type represents a unique identifier of an educatable entity. Due to the differences between some of the educatable entities, the type of the identifier may vary. A Prospect has a UUID, a Student has a sisid, which can be an integer, string, or UUID.';
+}
diff --git a/app/GraphQL/Scalars/InteractableId.php b/app/GraphQL/Scalars/InteractableId.php
new file mode 100644
index 0000000000..42ba1d24f2
--- /dev/null
+++ b/app/GraphQL/Scalars/InteractableId.php
@@ -0,0 +1,47 @@
+<?php
+
+/*
+<COPYRIGHT>
+
+    Copyright © 2022-2023, Canyon GBS LLC. All rights reserved.
+
+    Advising App™ is licensed under the Elastic License 2.0. For more details,
+    see https://github.com/canyongbs/advisingapp/blob/main/LICENSE.
+
+    Notice:
+
+    - You may not provide the software to third parties as a hosted or managed
+      service, where the service provides users with access to any substantial set of
+      the features or functionality of the software.
+    - You may not move, change, disable, or circumvent the license key functionality
+      in the software, and you may not remove or obscure any functionality in the
+      software that is protected by the license key.
+    - You may not alter, remove, or obscure any licensing, copyright, or other notices
+      of the licensor in the software. Any use of the licensor’s trademarks is subject
+      to applicable law.
+    - Canyon GBS LLC respects the intellectual property rights of others and expects the
+      same in return. Canyon GBS™ and Advising App™ are registered trademarks of
+      Canyon GBS LLC, and we are committed to enforcing and protecting our trademarks
+      vigorously.
+    - The software solution, including services, infrastructure, and code, is offered as a
+      Software as a Service (SaaS) by Canyon GBS LLC.
+    - Use of this software implies agreement to the license terms and conditions as stated
+      in the Elastic License 2.0.
+
+    For more information or inquiries please visit our website at
+    https://www.canyongbs.com or contact us via email at legal@canyongbs.com.
+
+</COPYRIGHT>
+*/
+
+declare(strict_types = 1);
+
+namespace App\GraphQL\Scalars;
+
+use GraphQL\Type\Definition\StringType;
+
+/** Read more about scalars here: https://webonyx.github.io/graphql-php/type-definitions/scalars. */
+final class InteractableId extends StringType
+{
+    public ?string $description = 'The `InteractableId` scalar type represents a unique identifier of an interactable entity. Due to the differences between some of the educatable entities, the type of the identifier may vary. A Prospect has a UUID, a Student has a sisid, which can be an integer, string, or UUID, and a Service Request has a UUID.';
+}
diff --git a/app/GraphQL/Scalars/UUID.php b/app/GraphQL/Scalars/UUID.php
new file mode 100644
index 0000000000..cc534f2bd4
--- /dev/null
+++ b/app/GraphQL/Scalars/UUID.php
@@ -0,0 +1,128 @@
+<?php
+
+/*
+<COPYRIGHT>
+
+    Copyright © 2022-2023, Canyon GBS LLC. All rights reserved.
+
+    Advising App™ is licensed under the Elastic License 2.0. For more details,
+    see https://github.com/canyongbs/advisingapp/blob/main/LICENSE.
+
+    Notice:
+
+    - You may not provide the software to third parties as a hosted or managed
+      service, where the service provides users with access to any substantial set of
+      the features or functionality of the software.
+    - You may not move, change, disable, or circumvent the license key functionality
+      in the software, and you may not remove or obscure any functionality in the
+      software that is protected by the license key.
+    - You may not alter, remove, or obscure any licensing, copyright, or other notices
+      of the licensor in the software. Any use of the licensor’s trademarks is subject
+      to applicable law.
+    - Canyon GBS LLC respects the intellectual property rights of others and expects the
+      same in return. Canyon GBS™ and Advising App™ are registered trademarks of
+      Canyon GBS LLC, and we are committed to enforcing and protecting our trademarks
+      vigorously.
+    - The software solution, including services, infrastructure, and code, is offered as a
+      Software as a Service (SaaS) by Canyon GBS LLC.
+    - Use of this software implies agreement to the license terms and conditions as stated
+      in the Elastic License 2.0.
+
+    For more information or inquiries please visit our website at
+    https://www.canyongbs.com or contact us via email at legal@canyongbs.com.
+
+</COPYRIGHT>
+*/
+
+declare(strict_types = 1);
+
+namespace App\GraphQL\Scalars;
+
+use GraphQL\Error\Error;
+use GraphQL\Utils\Utils;
+use GraphQL\Language\AST\Node;
+use GraphQL\Type\Definition\Type;
+use GraphQL\Language\AST\ValueNode;
+use GraphQL\Error\InvariantViolation;
+use GraphQL\Type\Definition\ScalarType;
+use GraphQL\Language\AST\StringValueNode;
+use GraphQL\Language\AST\TypeDefinitionNode;
+use LastDragon_ru\LaraASP\GraphQL\Builder\BuilderInfo;
+use LastDragon_ru\LaraASP\GraphQL\Builder\Manipulator;
+use LastDragon_ru\LaraASP\GraphQL\Builder\Contracts\TypeSource;
+use LastDragon_ru\LaraASP\GraphQL\Builder\Contracts\TypeDefinition;
+
+/** Read more about scalars here: https://webonyx.github.io/graphql-php/type-definitions/scalars. */
+final class UUID extends ScalarType implements TypeDefinition
+{
+    public string $name = 'UUID';
+
+    public ?string $description = 'Represents a uniquely identifying string.';
+
+    /** Serializes an internal value to include in a response. */
+    public function serialize(mixed $value): string
+    {
+        if (! $this->validateUUID($value)) {
+            throw new InvariantViolation('Could not serialize following value as UUID: ' . Utils::printSafe($value));
+        }
+
+        // Assuming the internal representation of the value is always correct
+        return $value;
+    }
+
+    /** Parses an externally provided value (query variable) to use as an input. */
+    public function parseValue(mixed $value): string
+    {
+        if (! $this->validateUUID($value)) {
+            throw new InvariantViolation('Cannot represent following value as UUID: ' . Utils::printSafe($value));
+        }
+
+        return $value;
+    }
+
+    /**
+     * Parses an externally provided literal value (hardcoded in GraphQL query) to use as an input.
+     *
+     * Should throw an exception with a client friendly message on invalid value nodes, @param  ValueNode&Node $valueNode
+     *
+     * @param  array<string, mixed>|null  $variables
+     *
+     * @throws Error
+     *
+     * @see \GraphQL\Error\ClientAware.
+     *
+     */
+    public function parseLiteral(Node $valueNode, ?array $variables = null): string
+    {
+        // Throw GraphQL\Error\Error vs \UnexpectedValueException to locate the error in the query
+        if (! $valueNode instanceof StringValueNode) {
+            throw new Error('Query error: Can only parse strings got: ' . $valueNode->kind, [$valueNode]);
+        }
+
+        if (! $this->validateUUID($valueNode->value)) {
+            throw new Error('Not a valid UUID', [$valueNode]);
+        }
+
+        return $valueNode->value;
+    }
+
+    public function getTypeName(Manipulator $manipulator, BuilderInfo $builder, TypeSource $source): string
+    {
+        return $this->name();
+    }
+
+    public function getTypeDefinition(
+        Manipulator $manipulator,
+        string $name,
+        TypeSource $source,
+    ): TypeDefinitionNode|Type|null {
+        return $this;
+    }
+
+    private function validateUUID($value): false|int
+    {
+        $pattern = '/^[0-9A-F]{8}-[0-9A-F]{4}-4[0-9A-F]{3}-[89AB][0-9A-F]{3}-[0-9A-F]{12}$/i';
+
+        return preg_match($pattern, $value);
+    }
+}
diff --git a/graphql/schema.graphql b/graphql/schema.graphql
index ce7fbe4249..31b176add0 100644
--- a/graphql/schema.graphql
+++ b/graphql/schema.graphql
@@ -2,6 +2,14 @@
 scalar DateTime
     @scalar(class: "Nuwave\\Lighthouse\\Schema\\Types\\Scalars\\DateTime")
 
+scalar UUID
+    @scalar(class: "App\\GraphQL\\Scalars\\UUID")
+    @searchByOperators(type: "ID")
+
+scalar EducatableId
+    @scalar(class: "App\\GraphQL\\Scalars\\EducatableId")
+    @searchByOperators(type: "ID")
+
 type Query
 
 type Mutation
diff --git a/graphql/user.graphql b/graphql/user.graphql
index 94ca3fa7ae..6c26f604ea 100644
--- a/graphql/user.graphql
+++ b/graphql/user.graphql
@@ -2,7 +2,9 @@ extend type Query {
     "Find a single user by an identifying attribute."
     user(
         "Search by primary key."
-        id: ID @eq @rules(apply: ["prohibits:email", "required_without:email"])
+        id: UUID
+            @eq
+            @rules(apply: ["prohibits:email", "required_without:email"])
 
         "Search by email address."
         email: String
@@ -19,7 +21,7 @@ extend type Query {
 
 input UserQuery {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "Users email address."
     email: String!
@@ -28,7 +30,7 @@ input UserQuery {
 "Account of a person who utilizes this application."
 type User @model(class: "user") {
     "Unique primary key."
-    id: ID!
+    id: UUID!
 
     "Unique email address."
     email: String!