diff --git a/app/Http/Controllers/Api/Admin/Barobill/BarobillMemberController.php b/app/Http/Controllers/Api/Admin/Barobill/BarobillMemberController.php
index 39d103b7..c6d62343 100644
--- a/app/Http/Controllers/Api/Admin/Barobill/BarobillMemberController.php
+++ b/app/Http/Controllers/Api/Admin/Barobill/BarobillMemberController.php
@@ -4,6 +4,7 @@
 
 use App\Http\Controllers\Controller;
 use App\Models\Barobill\BarobillMember;
+use App\Models\Tenants\Tenant;
 use App\Services\Barobill\BarobillService;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
@@ -68,6 +69,25 @@ public function index(Request $request): JsonResponse|Response
         // 테넌트 1(본사)이면 자동으로 전체 테넌트 모드
         $isHeadquarters = $tenantId == self::HEADQUARTERS_TENANT_ID;
 
+        // 본사이면 barobill_members 미등록 테넌트에 기본 레코드 자동 생성
+        if ($isHeadquarters || $allTenants) {
+            $existingTenantIds = BarobillMember::pluck('tenant_id')->toArray();
+            $missingTenants = Tenant::whereNotIn('id', $existingTenantIds)->get();
+
+            foreach ($missingTenants as $tenant) {
+                BarobillMember::create([
+                    'tenant_id'    => $tenant->id,
+                    'biz_no'       => $tenant->business_num ?? '',
+                    'corp_name'    => $tenant->company_name,
+                    'ceo_name'     => $tenant->ceo_name ?? '',
+                    'barobill_id'  => '',
+                    'barobill_pwd' => '',
+                    'status'       => 'pending',
+                    'server_mode'  => 'test',
+                ]);
+            }
+        }
+
         $query = BarobillMember::query()
             // 본사(테넌트 1)이거나 전체 테넌트 모드일 때는 필터 없음
             ->when(!$isHeadquarters && !$allTenants && $tenantId, fn($q) => $q->where('tenant_id', $tenantId))