diff --git a/app/Services/Care/DemoTenantSeeder.php b/app/Services/Care/DemoTenantSeeder.php
index 162cd5a..acb2bc8 100644
--- a/app/Services/Care/DemoTenantSeeder.php
+++ b/app/Services/Care/DemoTenantSeeder.php
@@ -1089,8 +1089,17 @@ class DemoTenantSeeder
 
     private function seedDentistryClinicalDemo(Organization $organization, string $ownerRef): void
     {
-        $departmentIds = Department::owned($ownerRef)
+        // Specialty departments are provisioned without organization_id; scope via branches.
+        $branchIds = Branch::owned($ownerRef)
             ->where('organization_id', $organization->id)
+            ->pluck('id');
+
+        if ($branchIds->isEmpty()) {
+            return;
+        }
+
+        $departmentIds = Department::owned($ownerRef)
+            ->whereIn('branch_id', $branchIds)
             ->where('type', 'dental')
             ->where('is_active', true)
             ->pluck('id');