diff --git a/app/dao/services_dao.py b/app/dao/services_dao.py
index 2e2eff3671..6055e9ff9e 100644
--- a/app/dao/services_dao.py
+++ b/app/dao/services_dao.py
@@ -175,8 +175,17 @@ def dao_fetch_live_services_data(filter_heartbeats=None):
             AnnualBilling.free_sms_fragment_limit,
         )
         .order_by(asc(Service.go_live_at))
-        .all()
     )
+    if filter_heartbeats:
+        data = data.join(Template, Service.id == Template.service_id).filter(
+            Template.id != current_app.config["HEARTBEAT_TEMPLATE_EMAIL_LOW"],
+            Template.id != current_app.config["HEARTBEAT_TEMPLATE_EMAIL_MEDIUM"],
+            Template.id != current_app.config["HEARTBEAT_TEMPLATE_EMAIL_HIGH"],
+            Template.id != current_app.config["HEARTBEAT_TEMPLATE_SMS_LOW"],
+            Template.id != current_app.config["HEARTBEAT_TEMPLATE_SMS_MEDIUM"],
+            Template.id != current_app.config["HEARTBEAT_TEMPLATE_SMS_HIGH"],
+        )
+    data = data.all()
     results = []
     for row in data:
         existing_service = next((x for x in results if x["service_id"] == row.service_id), None)
diff --git a/app/service/rest.py b/app/service/rest.py
index 6c7297bfaa..8ecf13f47d 100644
--- a/app/service/rest.py
+++ b/app/service/rest.py
@@ -209,7 +209,7 @@ def find_services_by_name():
 
 @service_blueprint.route("/live-services-data", methods=["GET"])
 def get_live_services_data():
-    filter_heartbeats = request.args.get("filter_heartbeats", None)
+    filter_heartbeats = request.args.get("filter_heartbeats", None) == "True"
     data = dao_fetch_live_services_data(filter_heartbeats=filter_heartbeats)
     return jsonify(data=data)
 
diff --git a/tests/app/dao/test_services_dao.py b/tests/app/dao/test_services_dao.py
index 4a81ea4f86..cb5caa8c3b 100644
--- a/tests/app/dao/test_services_dao.py
+++ b/tests/app/dao/test_services_dao.py
@@ -87,6 +87,7 @@
     create_user,
     save_notification,
 )
+from tests.conftest import set_config
 
 # from unittest import mock
 
@@ -493,7 +494,8 @@ def test_get_all_user_services_should_return_empty_list_if_no_services_for_user(
 
 
 @freeze_time("2019-04-23T10:00:00")
-def test_dao_fetch_live_services_data(sample_user):
+@pytest.mark.parametrize("filter_heartbeats", [True, False])
+def test_dao_fetch_live_services_data_filter_heartbeats(notify_api, sample_user, filter_heartbeats):
     org = create_organisation(organisation_type="nhs_central")
     service = create_service(go_live_user=sample_user, go_live_at="2014-04-20T10:00:00")
     template = create_template(service=service)
@@ -561,8 +563,12 @@ def test_dao_fetch_live_services_data(sample_user):
     # 3rd service: billing from 2019
     create_annual_billing(service_3.id, 200, 2019)
 
-    results = dao_fetch_live_services_data()
-    assert len(results) == 3
+    with set_config(notify_api, "HEARTBEAT_TEMPLATE_EMAIL_LOW", template.id):
+        results = dao_fetch_live_services_data(filter_heartbeats=filter_heartbeats)
+        if not filter_heartbeats:
+            assert len(results) == 3
+        else:
+            assert len(results) == 2
     # checks the results and that they are ordered by date:
     # @todo: this test is temporarily forced to pass until we can add the fiscal year back into
     # the query and create a new endpoint for the homepage stats