diff --git a/src/application/controllers/api/v1/Appointments.php b/src/application/controllers/api/v1/Appointments.php
index 644348a3..a26c1d55 100644
--- a/src/application/controllers/api/v1/Appointments.php
+++ b/src/application/controllers/api/v1/Appointments.php
@@ -50,8 +50,16 @@ class Appointments extends API_V1_Controller {
     {
         try
         {
-            $condition = $id !== NULL ? 'id = ' . $id : NULL;
-            $appointments = $this->appointments_model->get_batch($condition, array_key_exists('aggregates', $_GET));
+            $conditions = [
+                'is_unavailable' => FALSE
+            ];
+
+            if ($id !== NULL)
+            {
+                $conditions['id'] = $id;
+            }
+
+            $appointments = $this->appointments_model->get_batch($conditions, array_key_exists('aggregates', $_GET));
 
             if ($id !== NULL && count($appointments) === 0)
             {