diff --git a/manage_breast_screening/clinics/migrations/0019_clinicslot_starts_at_time.py b/manage_breast_screening/clinics/migrations/0019_clinicslot_starts_at_time.py
new file mode 100644
index 000000000..d0e8e360f
--- /dev/null
+++ b/manage_breast_screening/clinics/migrations/0019_clinicslot_starts_at_time.py
@@ -0,0 +1,20 @@
+# Generated by Django 5.2.8 on 2025-12-15 13:59
+
+import datetime
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('clinics', '0018_userassignment_roles'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='clinicslot',
+            name='starts_at_time',
+            field=models.TimeField(default=datetime.time(13, 59, 56, 682231)),
+            preserve_default=False,
+        ),
+    ]
diff --git a/manage_breast_screening/clinics/migrations/max_migration.txt b/manage_breast_screening/clinics/migrations/max_migration.txt
index 7cf9e8f7c..678dfd8bd 100644
--- a/manage_breast_screening/clinics/migrations/max_migration.txt
+++ b/manage_breast_screening/clinics/migrations/max_migration.txt
@@ -1 +1 @@
-0018_userassignment_roles
+0019_clinicslot_starts_at_time
diff --git a/manage_breast_screening/clinics/models.py b/manage_breast_screening/clinics/models.py
index 9691d140a..32d0a5670 100644
--- a/manage_breast_screening/clinics/models.py
+++ b/manage_breast_screening/clinics/models.py
@@ -175,6 +175,7 @@ class ClinicSlot(BaseModel):
         "clinics.Clinic", on_delete=models.PROTECT, related_name="clinic_slots"
     )
     starts_at = models.DateTimeField()
+    starts_at_time = models.TimeField()
     duration_in_minutes = models.IntegerField()
 
     @property
diff --git a/manage_breast_screening/clinics/tests/factories.py b/manage_breast_screening/clinics/tests/factories.py
index 817424410..13dc55fc2 100644
--- a/manage_breast_screening/clinics/tests/factories.py
+++ b/manage_breast_screening/clinics/tests/factories.py
@@ -85,6 +85,7 @@ class Meta:
     starts_at = Sequence(
         lambda n: datetime(2025, 1, 1, 9, tzinfo=timezone.utc) + timedelta(hours=n)
     )
+    starts_at_time = LazyAttribute(lambda o: o.starts_at.time())
     duration_in_minutes = 15
 
 
diff --git a/manage_breast_screening/nonprod/management/commands/seed_demo_data.py b/manage_breast_screening/nonprod/management/commands/seed_demo_data.py
index 3a2630f0e..fc0b8487e 100644
--- a/manage_breast_screening/nonprod/management/commands/seed_demo_data.py
+++ b/manage_breast_screening/nonprod/management/commands/seed_demo_data.py
@@ -141,11 +141,14 @@ def create_slot(self, clinic, slot_key):
             datetime.strptime(slot_key["starts_at_time"], "%H:%M").time(),
         )
 
+        starts_at_time = datetime.strptime(slot_key["starts_at_time"], "%H:%M").time()
+
         clinic_slot = ClinicSlotFactory(
             clinic=clinic,
             id=slot_key["id"],
             duration_in_minutes=slot_key["duration_in_minutes"],
             starts_at=starts_at,
+            starts_at_time=starts_at_time,
         )
 
         if "appointment" in slot_key: