diff --git a/app/Http/Controllers/RegistrationController.php b/app/Http/Controllers/RegistrationController.php
index f681b57..92010fe 100644
--- a/app/Http/Controllers/RegistrationController.php
+++ b/app/Http/Controllers/RegistrationController.php
@@ -75,7 +75,13 @@ class RegistrationController extends Controller
      */
     public function create()
     {
-        $patients = Patient::select(['id', 'name'])->get();
+        $patients = Patient::select(['id', 'name'])
+            ->whereNotExists(function($query) {
+                $query->select(DB::raw(1))
+                    ->from('t_registration')
+                    ->whereRaw('t_registration.patient_id = m_patient.id');
+            })
+            ->get();
         $employees = Employee::with('user:id,name')->get()->map(function ($employee) {
             return [
                 'id' => $employee->id,
diff --git a/app/Http/Controllers/TransactionController.php b/app/Http/Controllers/TransactionController.php
index 0b7fc46..32aa057 100644
--- a/app/Http/Controllers/TransactionController.php
+++ b/app/Http/Controllers/TransactionController.php
@@ -98,6 +98,7 @@ class TransactionController extends Controller
                 return [
                     'id' => $employee->id,
                     'name' => $employee->user->name,
+                    'specialization' => $employee->specialization,
                 ];
             });
 
@@ -262,6 +263,7 @@ class TransactionController extends Controller
                 return [
                     'id' => $employee->id,
                     'name' => $employee->user->name,
+                    'specialization' => $employee->specialization,
                 ];
             });
 
diff --git a/resources/js/components/app-sidebar.tsx b/resources/js/components/app-sidebar.tsx
index 3f73e26..dc5fc55 100644
--- a/resources/js/components/app-sidebar.tsx
+++ b/resources/js/components/app-sidebar.tsx
@@ -24,6 +24,11 @@ const mainNavItems: NavItem[] = [
         href: '/dashboard',
         icon: LayoutGrid,
     },
+    {
+        title: 'Data Pasien',
+        href: '/patients',
+        icon: LucideAmbulance,
+    },
     {
         title: 'Registrasi',
         href: '/registrations',
@@ -42,11 +47,6 @@ const masterNavItems = [
         href: '/employees',
         icon: Users,
     },
-    {
-        title: 'Data Pasien',
-        href: '/patients',
-        icon: LucideAmbulance,
-    },
     {
         title: 'Data Asuransi',
         href: '/insurances',
diff --git a/resources/js/pages/employees/form.tsx b/resources/js/pages/employees/form.tsx
index 4df7a3c..f86388c 100644
--- a/resources/js/pages/employees/form.tsx
+++ b/resources/js/pages/employees/form.tsx
@@ -184,17 +184,38 @@ export default function EmployeeForm({ mode, employee }: EmployeeFormProps) {
                                             {data.birth_date ? (
                                                 format(new Date(data.birth_date), "dd/MM/yyyy")
                                             ) : (
-                                                <span>Pilih Tanggal</span>
+                                                <span>Pilih tanggal</span>
                                             )}
                                         </Button>
                                     </PopoverTrigger>
-                                    <PopoverContent className="w-auto p-0">
-                                        <Calendar
-                                            mode="single"
-                                            selected={data.birth_date ? new Date(data.birth_date) : undefined}
-                                            onSelect={(date) => date && setData('birth_date', toLocalISOString(date))}
-                                            initialFocus
-                                        />
+                                    <PopoverContent className="w-auto p-0" align="start">
+                                        <div className="flex flex-col">
+                                            <div className="flex justify-between px-3 pt-3">
+                                                <select
+                                                    value={data.birth_date ? new Date(data.birth_date).getFullYear() : new Date().getFullYear()}
+                                                    onChange={(e) => {
+                                                        const currentDate = data.birth_date ? new Date(data.birth_date) : new Date();
+                                                        const newDate = new Date(currentDate);
+                                                        newDate.setFullYear(parseInt(e.target.value));
+                                                        setData('birth_date', toLocalISOString(newDate));
+                                                    }}
+                                                    className="border rounded px-2 py-1 text-sm"
+                                                >
+                                                    {Array.from({ length: 100 }, (_, i) => new Date().getFullYear() - i).map((year) => (
+                                                        <option key={year} value={year}>
+                                                            {year}
+                                                        </option>
+                                                    ))}
+                                                </select>
+                                            </div>
+                                            <Calendar
+                                                mode="single"
+                                                selected={data.birth_date ? new Date(data.birth_date) : undefined}
+                                                onSelect={(date) => date && setData('birth_date', toLocalISOString(date))}
+                                                initialFocus
+                                                showOutsideDays={false}
+                                            />
+                                        </div>
                                     </PopoverContent>
                                 </Popover>
                                 <InputError message={errors.birth_date} />
diff --git a/resources/js/pages/patients/form.tsx b/resources/js/pages/patients/form.tsx
index e4cece8..8b03ccc 100644
--- a/resources/js/pages/patients/form.tsx
+++ b/resources/js/pages/patients/form.tsx
@@ -167,13 +167,34 @@ export default function PatientForm({ mode, patient }: PatientFormProps) {
                                             )}
                                         </Button>
                                     </PopoverTrigger>
-                                    <PopoverContent className="w-auto p-0">
-                                        <Calendar
-                                            mode="single"
-                                            selected={data.birth_date ? new Date(data.birth_date) : undefined}
-                                            onSelect={(date) => date && setData('birth_date', toLocalISOString(date))}
-                                            initialFocus
-                                        />
+                                    <PopoverContent className="w-auto p-0" align="start">
+                                        <div className="flex flex-col">
+                                            <div className="flex justify-between px-3 pt-3">
+                                                <select
+                                                    value={data.birth_date ? new Date(data.birth_date).getFullYear() : new Date().getFullYear()}
+                                                    onChange={(e) => {
+                                                        const currentDate = data.birth_date ? new Date(data.birth_date) : new Date();
+                                                        const newDate = new Date(currentDate);
+                                                        newDate.setFullYear(parseInt(e.target.value));
+                                                        setData('birth_date', toLocalISOString(newDate));
+                                                    }}
+                                                    className="border rounded px-2 py-1 text-sm"
+                                                >
+                                                    {Array.from({ length: 100 }, (_, i) => new Date().getFullYear() - i).map((year) => (
+                                                        <option key={year} value={year}>
+                                                            {year}
+                                                        </option>
+                                                    ))}
+                                                </select>
+                                            </div>
+                                            <Calendar
+                                                mode="single"
+                                                selected={data.birth_date ? new Date(data.birth_date) : undefined}
+                                                onSelect={(date) => date && setData('birth_date', toLocalISOString(date))}
+                                                initialFocus
+                                                showOutsideDays={false}
+                                            />
+                                        </div>
                                     </PopoverContent>
                                 </Popover>
                                 <InputError message={errors.birth_date} />
diff --git a/resources/js/pages/transactions/form.tsx b/resources/js/pages/transactions/form.tsx
index 25be27b..e6b093c 100644
--- a/resources/js/pages/transactions/form.tsx
+++ b/resources/js/pages/transactions/form.tsx
@@ -303,7 +303,7 @@ export default function TransactionForm({
                                     <SelectContent>
                                         {employees.map((employee) => (
                                             <SelectItem key={employee.id} value={employee.id}>
-                                                {employee.name}
+                                                {employee.name} - {employee.specialization}
                                             </SelectItem>
                                         ))}
                                     </SelectContent>
@@ -486,10 +486,11 @@ export default function TransactionForm({
                                 <Label htmlFor="paid_amount">Jumlah Pembayaran *</Label>
                                 <Input
                                     id="paid_amount"
-                                    type="number"
-                                    value={data.paid_amount}
+                                    type="text"
+                                    value={formatCurrency(data.paid_amount)}
                                     onChange={(e) => {
-                                        const paidAmount = Math.max(0, parseFloat(e.target.value) || 0);
+                                        const numericValue = e.target.value.replace(/[^0-9]/g, '');
+                                        const paidAmount = parseFloat(numericValue) || 0;
                                         setData('paid_amount', paidAmount);
                                     }}
                                     placeholder="Jumlah pembayaran"
diff --git a/resources/js/pages/transactions/index.tsx b/resources/js/pages/transactions/index.tsx
index d5c78bb..00e938c 100644
--- a/resources/js/pages/transactions/index.tsx
+++ b/resources/js/pages/transactions/index.tsx
@@ -150,7 +150,6 @@ export default function TransactionIndex() {
                                             <TableHead>No. Invoice</TableHead>
                                             <TableHead>No. Registrasi</TableHead>
                                             <TableHead>Nama Pasien</TableHead>
-                                            <TableHead>Asuransi</TableHead>
                                             <TableHead>Petugas Kasir</TableHead>
                                             <TableHead>Tanggal Transaksi</TableHead>
                                             <TableHead>Status</TableHead>
@@ -163,7 +162,6 @@ export default function TransactionIndex() {
                                                 <TableCell className="font-medium">{transaction.invoice_number}</TableCell>
                                                 <TableCell>{transaction.registration_number}</TableCell>
                                                 <TableCell>{transaction.patient_name}</TableCell>
-                                                <TableCell>{transaction.insurance_name || 'Tanpa Asuransi'}</TableCell>
                                                 <TableCell>{transaction.cashier_name || 'N/A'}</TableCell>
                                                 <TableCell>
                                                     {new Date(transaction.transaction_datetime).toLocaleDateString('id-ID', {