diff --git a/atlas/migrations/0005_condition_primary_name.py b/atlas/migrations/0005_condition_primary_name.py
new file mode 100644
index 00000000..e595a795
--- /dev/null
+++ b/atlas/migrations/0005_condition_primary_name.py
@@ -0,0 +1,18 @@
+# Generated by Django 3.2.8 on 2021-11-25 22:32
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('atlas', '0004_auto_20211125_2216'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='condition',
+            name='primary_name',
+            field=models.BooleanField(default='True'),
+        ),
+    ]
diff --git a/atlas/models.py b/atlas/models.py
index 10183a9e..cc0288d4 100644
--- a/atlas/models.py
+++ b/atlas/models.py
@@ -79,6 +79,8 @@ class Condition(models.Model):
 
     synonym = models.ManyToManyField("self", blank=True)
 
+    primary_name = models.BooleanField(default="True")
+
     def __str__(self) -> str:
         if self.synonym.count() == 0:
             return self.name