diff --git a/IRaCIS.Core.Application/Service/Allocation/DTO/TaskAllocationRuleViewModel.cs b/IRaCIS.Core.Application/Service/Allocation/DTO/TaskAllocationRuleViewModel.cs
index 4c85775c3..66db18b4f 100644
--- a/IRaCIS.Core.Application/Service/Allocation/DTO/TaskAllocationRuleViewModel.cs
+++ b/IRaCIS.Core.Application/Service/Allocation/DTO/TaskAllocationRuleViewModel.cs
@@ -105,6 +105,15 @@ namespace IRaCIS.Core.Application.ViewModel
     }
 
 
+    public class DoctorSelectQuery
+    {
+        [NotDefault]
+        public Guid TrialId { get; set; }
+
+        public ReadingCategory? ReadingCategory { get; set; } 
+    }
+
+
     public class AssignDoctorStatView : TaskAllocationRuleDTO
     {
         public int? AssignedSubjectCount { get; set; }
diff --git a/IRaCIS.Core.Application/Service/Allocation/TaskAllocationRuleService.cs b/IRaCIS.Core.Application/Service/Allocation/TaskAllocationRuleService.cs
index a29c5c110..ae5781a95 100644
--- a/IRaCIS.Core.Application/Service/Allocation/TaskAllocationRuleService.cs
+++ b/IRaCIS.Core.Application/Service/Allocation/TaskAllocationRuleService.cs
@@ -135,5 +135,27 @@ namespace IRaCIS.Core.Application.Service
         }
 
 
+        [HttpPost]
+        public async Task<List<TrialDoctorUserSelectView>> GetDoctorSelectList(DoctorSelectQuery selectQuery, [FromServices] IRepository<Enroll> _enrollRepository)
+        {
+            var query = from enroll in _enrollRepository.Where(t => t.TrialId == selectQuery.TrialId  && t.EnrollStatus >= (int)EnrollStatus.ConfirmIntoGroup && t.DoctorUserId !=null)
+                        .WhereIf(selectQuery.ReadingCategory !=null,t=>t.EnrollReadingCategoryList.Any(u=>u.ReadingCategory==selectQuery.ReadingCategory))
+                        join user in _userRepository.AsQueryable() on enroll.DoctorId equals user.DoctorId
+                        select new TrialDoctorUserSelectView()
+                        {
+                            TrialId = enroll.TrialId,
+                            ReadingType = enroll.Trial.ReadingType,
+                            EnrollId = enroll.Id,
+                            DoctorUserId = user.Id,
+                            FullName = user.FullName,
+                            UserCode = user.UserCode,
+                            UserName = user.UserName,
+                            UserTypeEnum = user.UserTypeRole.UserTypeEnum
+                        };
+
+            return  await query.ToListAsync();
+        }
+
+
     }
 }