diff --git a/src/Shentun.Peis.Domain/LisRequests/LisRequestManager.cs b/src/Shentun.Peis.Domain/LisRequests/LisRequestManager.cs
index 20ef18b..6a69880 100644
--- a/src/Shentun.Peis.Domain/LisRequests/LisRequestManager.cs
+++ b/src/Shentun.Peis.Domain/LisRequests/LisRequestManager.cs
@@ -83,7 +83,7 @@ namespace Shentun.Peis.LisRequests
                             {
                                 IsPrint = 'N',
                                 IsSignIn = 'N',
-                                LisRequestNo = await CreateLisRequestNo(registerAsbitemeList.FirstOrDefault().PatientRegister.OrganizationUnitId.Value),
+                                LisRequestNo = await CreateLisRequestNo(registerAsbitemeList.FirstOrDefault().PatientRegister.OrganizationUnitId),
                                 SampleGroupId = sampleGroup.Id,
                                 //SampleContainerId = sampleGroup.SampleContainerId,
                                 //SampleTypeId = sampleGroup.SampleTypeId
@@ -205,7 +205,7 @@ namespace Shentun.Peis.LisRequests
                         {
                             IsPrint = 'N',
                             IsSignIn = 'N',
-                            LisRequestNo = await CreateLisRequestNo(registerAsbitemeList.FirstOrDefault().PatientRegister.OrganizationUnitId.Value),
+                            LisRequestNo = await CreateLisRequestNo(registerAsbitemeList.FirstOrDefault().PatientRegister.OrganizationUnitId),
                             SampleGroupId = sampleGroup.Id
                         };
 
diff --git a/src/Shentun.Peis.Domain/PatientRegisters/PatientRegister.cs b/src/Shentun.Peis.Domain/PatientRegisters/PatientRegister.cs
index a9d88cc..7869af6 100644
--- a/src/Shentun.Peis.Domain/PatientRegisters/PatientRegister.cs
+++ b/src/Shentun.Peis.Domain/PatientRegisters/PatientRegister.cs
@@ -61,7 +61,7 @@ namespace Shentun.Peis.Models
         /// </summary>
         [Column("customer_org_id")]
         //[StringLength(8)]
-        public Guid? CustomerOrgId { get; set; }
+        public Guid CustomerOrgId { get; set; }
         /// <summary>
         /// 分组
         /// </summary>
@@ -276,12 +276,12 @@ namespace Shentun.Peis.Models
         /// 体检中心ID
         /// </summary>
         [Column("organization_unit_id")]
-        public Guid? OrganizationUnitId { get; set; }
+        public Guid OrganizationUnitId { get; set; }
         /// <summary>
         ///客户单位登记ID  体检次数
         /// </summary>
         [Column("customer_org_register_id")]
-        public Guid? CustomerOrgRegisterId { get; set; }
+        public Guid CustomerOrgRegisterId { get; set; }
 
 
         [Column("concurrency_stamp")]
diff --git a/src/Shentun.Peis.Domain/PatientRegisters/PatientRegisterManager.cs b/src/Shentun.Peis.Domain/PatientRegisters/PatientRegisterManager.cs
index 3d33f71..2cb9958 100644
--- a/src/Shentun.Peis.Domain/PatientRegisters/PatientRegisterManager.cs
+++ b/src/Shentun.Peis.Domain/PatientRegisters/PatientRegisterManager.cs
@@ -152,7 +152,7 @@ namespace Shentun.Peis.PatientRegisters
                     SexId = entity.SexId,
                     Telephone = patientEntity.Telephone
                 };
-                var patientEnt = await _patientManager.CreateAsync(entity.OrganizationUnitId.Value, ent);
+                var patientEnt = await _patientManager.CreateAsync(entity.OrganizationUnitId, ent);
                 if (patientEnt != null)
                 {
                     entity.PatientId = patientEnt.Id;
@@ -187,8 +187,8 @@ namespace Shentun.Peis.PatientRegisters
 
             }
 
-
-            Guid? CustomerOrgRegisterId = null;  //最新单位次数ID
+            //暂时如此使用，这段代码以后要废除
+            Guid CustomerOrgRegisterId = new Guid() ;  //最新单位次数ID
 
             if (IsMaxMedicalTimes == 'Y')
             {
@@ -242,7 +242,7 @@ namespace Shentun.Peis.PatientRegisters
                 OrganizationUnitId = entity.OrganizationUnitId,
                 PatientId = entity.PatientId,
                 PatientName = entity.PatientName,
-                PatientRegisterNo = await CreatePatientRegisterNo(entity.OrganizationUnitId.Value),
+                PatientRegisterNo = await CreatePatientRegisterNo(entity.OrganizationUnitId),
                 PersonnelTypeId = entity.PersonnelTypeId,
                 Photo = entity.Photo,
                 Remark = entity.Remark,
@@ -313,7 +313,7 @@ namespace Shentun.Peis.PatientRegisters
             var patientRegisterNo = entity.PatientRegisterNo;
             if (string.IsNullOrWhiteSpace(patientRegisterNo))
             {
-                patientRegisterNo = await CreatePatientRegisterNo(entity.OrganizationUnitId.Value);
+                patientRegisterNo = await CreatePatientRegisterNo(entity.OrganizationUnitId);
             }
             if(entity.MedicalTimes == 0)
             {