diff --git a/member/models/forms/RegisterForm.php b/member/models/forms/RegisterForm.php
index 85caae8..686921a 100644
--- a/member/models/forms/RegisterForm.php
+++ b/member/models/forms/RegisterForm.php
@@ -120,19 +120,20 @@ class RegisterForm extends BaseModel
         $t = \Yii::$app->db->beginTransaction();
         try {
             // 确定实际使用的门店ID（履约诊所）
-            // 在线场景优先使用前端传入的 store_id（如委托诊所）；药店复诊再按配置覆盖为委托诊所
+            // 在线场景：有委托诊所配置时服务端强制写成委托诊所；发起方写入 origin_store_id
             $actualStoreId = (int) ($this->store_id ?: \Yii::$app->store);
-            if ($this->register_type == 3) {
+            if (in_array((int) $this->register_type, [2, 3], true)) {
                 $currentStore = Store::findOne(\Yii::$app->store);
+                if ($this->register_type == 2) {
+                    // 诊所在线复诊：发起方诊所校验（会话门店须为诊所）
+                    if ($currentStore && $currentStore->type != 0) {
+                        throw new Exception('诊所在线复诊只能在诊所进行');
+                    }
+                }
+                // type=2/3：配置了委托诊所则履约店强制为委托诊所（不单靠前端传参）
                 if ($currentStore && !empty($currentStore->delegate_store_id)) {
                     $actualStoreId = (int) $currentStore->delegate_store_id;
                 }
-            } elseif ($this->register_type == 2) {
-                // 诊所在线复诊：发起方诊所校验（会话门店须为诊所）
-                $currentStore = Store::findOne(\Yii::$app->store);
-                if ($currentStore && $currentStore->type != 0) {
-                    throw new Exception('诊所在线复诊只能在诊所进行');
-                }
             }
 
             $originStoreId = (int) ($this->origin_store_id ?: \Yii::$app->store);