diff --git a/backend/app.py b/backend/app.py
index c0e04ca..d9f1163 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -1580,6 +1580,97 @@ def admin_user_detail(user_id):
             print(f"[WARNING] MSSQL 조회 실패 (user {user_id}): {mssql_error}")
             purchases = []
 
+        # 5-1. MSSQL 직접 구매 이력 추가 (QR 적립 안 된 구매)
+        # 전화번호 → CUSCODE → SALE_MAIN 조회
+        try:
+            if user['phone']:
+                phone_clean = user['phone'].replace('-', '').replace(' ', '')
+                base_session = db_manager.get_session('PM_BASE')
+                pres_session = db_manager.get_session('PM_PRES')
+                
+                # 전화번호로 CUSCODE 조회
+                cuscode_query = text("""
+                    SELECT TOP 1 CUSCODE, PANAME
+                    FROM CD_PERSON
+                    WHERE REPLACE(REPLACE(PHONE, '-', ''), ' ', '') = :phone
+                       OR REPLACE(REPLACE(TEL_NO, '-', ''), ' ', '') = :phone
+                       OR REPLACE(REPLACE(PHONE2, '-', ''), ' ', '') = :phone
+                """)
+                cus_row = base_session.execute(cuscode_query, {'phone': phone_clean}).fetchone()
+                
+                if cus_row:
+                    cuscode = cus_row.CUSCODE
+                    
+                    # 이미 QR 적립된 transaction_id 목록
+                    existing_tx_ids = {p['transaction_id'] for p in purchases}
+                    
+                    # SALE_MAIN에서 이 고객의 구매 조회 (최근 30일, 최대 20건)
+                    sale_query = text("""
+                        SELECT TOP 20
+                            M.SL_NO_order,
+                            M.InsertTime,
+                            M.SL_MY_sale
+                        FROM SALE_MAIN M
+                        WHERE M.SL_CD_custom = :cuscode
+                          AND M.InsertTime >= DATEADD(day, -30, GETDATE())
+                        ORDER BY M.InsertTime DESC
+                    """)
+                    sales = pres_session.execute(sale_query, {'cuscode': cuscode}).fetchall()
+                    
+                    for sale in sales:
+                        tx_id = sale.SL_NO_order
+                        if tx_id in existing_tx_ids:
+                            continue  # 이미 QR 적립된 건 스킵
+                        
+                        # 품목 조회
+                        items_query = text("""
+                            SELECT
+                                S.DrugCode,
+                                ISNULL(G.GoodsName, '(약품명 없음)') AS goods_name,
+                                S.SL_NM_item AS quantity,
+                                S.SL_NM_cost_a AS price,
+                                S.SL_TOTAL_PRICE AS total
+                            FROM SALE_SUB S
+                            LEFT JOIN PM_DRUG.dbo.CD_GOODS G ON S.DrugCode = G.DrugCode
+                            WHERE S.SL_NO_order = :tx_id
+                        """)
+                        items_raw = pres_session.execute(items_query, {'tx_id': tx_id}).fetchall()
+                        
+                        items = [{
+                            'code': item.DrugCode,
+                            'barcode': '',
+                            'name': item.goods_name,
+                            'qty': int(item.quantity or 0),
+                            'price': int(item.price or 0),
+                            'total': int(item.total or 0),
+                            'categories': []
+                        } for item in items_raw]
+                        
+                        # 상품 요약
+                        if items:
+                            first_item_name = items[0]['name']
+                            items_count = len(items)
+                            items_summary = first_item_name if items_count == 1 else f"{first_item_name} 외 {items_count - 1}개"
+                        else:
+                            items_summary = "상품 정보 없음"
+                            items_count = 0
+                        
+                        purchases.append({
+                            'transaction_id': tx_id,
+                            'date': str(sale.InsertTime)[:16].replace('T', ' ') if sale.InsertTime else '-',
+                            'amount': int(sale.SL_MY_sale or 0),
+                            'points': 0,  # QR 적립 안 됨
+                            'items_summary': items_summary,
+                            'items_count': items_count,
+                            'items': items,
+                            'source': 'pos'  # POS 직접 매핑 구매
+                        })
+                    
+                    # 날짜순 정렬 (최신 먼저)
+                    purchases.sort(key=lambda x: x['date'], reverse=True)
+        except Exception as pos_purchase_error:
+            logging.warning(f"POS 구매 이력 조회 실패 (user {user_id}): {pos_purchase_error}")
+
         # 6. 조제 이력 조회 (전화번호 → CUSCODE → PS_main)
         prescriptions = []
         pos_customer = None