diff --git a/specification/apimanagement/resource-manager/Microsoft.ApiManagement/preview/2018-06-01-preview/apimusers.json b/specification/apimanagement/resource-manager/Microsoft.ApiManagement/preview/2018-06-01-preview/apimusers.json
index 1207811dfd69..8e7367a34444 100644
--- a/specification/apimanagement/resource-manager/Microsoft.ApiManagement/preview/2018-06-01-preview/apimusers.json
+++ b/specification/apimanagement/resource-manager/Microsoft.ApiManagement/preview/2018-06-01-preview/apimusers.json
@@ -34,6 +34,48 @@
     }
   },
   "paths": {
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/identity": {
+      "get": {
+        "tags": [
+          "Users"
+        ],
+        "operationId": "User_GetIdentity",
+        "description": "Returns calling user identity information.",
+        "x-ms-examples": {
+          "ApiManagementListUsers": {
+            "$ref": "./examples/ApiManagementGetUserIdentity.json"
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "./apimanagement.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/ServiceNameParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Current user APIM id.",
+            "schema": {
+              "$ref": "#/definitions/CurrentUserIdentity"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "./apimanagement.json#/definitions/ErrorResponse"
+            }
+          }
+        }
+      }
+    },
     "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/users": {
       "get": {
         "tags": [
@@ -942,6 +984,14 @@
         }
       ],
       "description": "Parameters supplied to the Update User operation."
+    },
+    "CurrentUserIdentity": {
+      "properties": {
+        "id": {
+          "type": "string",
+          "description": "API Management service user id."
+        }
+      }
     }
   },
   "parameters": {
diff --git a/specification/apimanagement/resource-manager/Microsoft.ApiManagement/preview/2018-06-01-preview/examples/ApiManagementGetUserIdentity.json b/specification/apimanagement/resource-manager/Microsoft.ApiManagement/preview/2018-06-01-preview/examples/ApiManagementGetUserIdentity.json
new file mode 100644
index 000000000000..4d5903dd3554
--- /dev/null
+++ b/specification/apimanagement/resource-manager/Microsoft.ApiManagement/preview/2018-06-01-preview/examples/ApiManagementGetUserIdentity.json
@@ -0,0 +1,15 @@
+{
+    "parameters": {
+        "resourceGroupName": "rg1",
+        "serviceName": "apimService1",
+        "api-version": "2018-06-01-preview",
+        "subscriptionId": "subid"
+    },
+    "responses": {
+        "200": {
+            "body": {
+                "id": "1"
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/specification/apimanagement/resource-manager/Microsoft.ApiManagement/stable/2018-01-01/apimusers.json b/specification/apimanagement/resource-manager/Microsoft.ApiManagement/stable/2018-01-01/apimusers.json
index 5da0e9deb3c8..2413c3b71f61 100644
--- a/specification/apimanagement/resource-manager/Microsoft.ApiManagement/stable/2018-01-01/apimusers.json
+++ b/specification/apimanagement/resource-manager/Microsoft.ApiManagement/stable/2018-01-01/apimusers.json
@@ -34,6 +34,48 @@
     }
   },
   "paths": {
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/identity": {
+      "get": {
+        "tags": [
+          "Users"
+        ],
+        "operationId": "User_GetIdentity",
+        "description": "Returns calling user identity information.",
+        "x-ms-examples": {
+          "ApiManagementListUsers": {
+            "$ref": "./examples/ApiManagementGetUserIdentity.json"
+          }
+        },
+        "parameters": [
+          {
+            "$ref": "./apimanagement.json#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/ServiceNameParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "./apimanagement.json#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Current user APIM id.",
+            "schema": {
+              "$ref": "#/definitions/CurrentUserIdentity"
+            }
+          },
+          "default": {
+            "description": "Error response describing why the operation failed.",
+            "schema": {
+              "$ref": "./apimanagement.json#/definitions/ErrorResponse"
+            }
+          }
+        }
+      }
+    },
     "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.ApiManagement/service/{serviceName}/users": {
       "get": {
         "tags": [
@@ -942,6 +984,14 @@
         }
       ],
       "description": "Parameters supplied to the Update User operation."
+    },
+    "CurrentUserIdentity": {
+      "properties": {
+        "id": {
+          "type": "string",
+          "description": "API Management service user id."
+        }
+      }
     }
   },
   "parameters": {
diff --git a/specification/apimanagement/resource-manager/Microsoft.ApiManagement/stable/2018-01-01/examples/ApiManagementGetUserIdentity.json b/specification/apimanagement/resource-manager/Microsoft.ApiManagement/stable/2018-01-01/examples/ApiManagementGetUserIdentity.json
new file mode 100644
index 000000000000..e740bc2d0bf9
--- /dev/null
+++ b/specification/apimanagement/resource-manager/Microsoft.ApiManagement/stable/2018-01-01/examples/ApiManagementGetUserIdentity.json
@@ -0,0 +1,15 @@
+{
+    "parameters": {
+        "resourceGroupName": "rg1",
+        "serviceName": "apimService1",
+        "api-version": "2018-01-01",
+        "subscriptionId": "subid"
+    },
+    "responses": {
+        "200": {
+            "body": {
+                "id": "1"
+            }
+        }
+    }
+}
\ No newline at end of file