diff --git a/homeassistant/components/zwave_js/sensor.py b/homeassistant/components/zwave_js/sensor.py
index 5c8ed8633f1..40159b383a6 100644
--- a/homeassistant/components/zwave_js/sensor.py
+++ b/homeassistant/components/zwave_js/sensor.py
@@ -462,6 +462,7 @@ class ZWaveNodeStatusSensor(SensorEntity):
         """Poll a value."""
         raise ValueError("There is no value to poll for this entity")
 
+    @callback
     def _status_changed(self, _: dict) -> None:
         """Call when status event is received."""
         self._attr_native_value = self.node.status.name.lower()
@@ -480,8 +481,3 @@ class ZWaveNodeStatusSensor(SensorEntity):
             )
         )
         self.async_write_ha_state()
-
-    @property
-    def available(self) -> bool:
-        """Return entity availability."""
-        return self.client.connected and bool(self.node.ready)
diff --git a/tests/components/zwave_js/conftest.py b/tests/components/zwave_js/conftest.py
index 900a7937539..6634fdf759d 100644
--- a/tests/components/zwave_js/conftest.py
+++ b/tests/components/zwave_js/conftest.py
@@ -769,6 +769,16 @@ def lock_id_lock_as_id150(client, lock_id_lock_as_id150_state):
     return node
 
 
+@pytest.fixture(name="lock_id_lock_as_id150_not_ready")
+def node_not_ready(client, lock_id_lock_as_id150_state):
+    """Mock an id lock id-150 lock node that's not ready."""
+    state = copy.deepcopy(lock_id_lock_as_id150_state)
+    state["ready"] = False
+    node = Node(client, state)
+    client.driver.controller.nodes[node.node_id] = node
+    return node
+
+
 @pytest.fixture(name="climate_radio_thermostat_ct101_multiple_temp_units")
 def climate_radio_thermostat_ct101_multiple_temp_units_fixture(
     client, climate_radio_thermostat_ct101_multiple_temp_units_state
diff --git a/tests/components/zwave_js/test_sensor.py b/tests/components/zwave_js/test_sensor.py
index 6d64f6f92dd..b595b6462b3 100644
--- a/tests/components/zwave_js/test_sensor.py
+++ b/tests/components/zwave_js/test_sensor.py
@@ -23,6 +23,7 @@ from homeassistant.const import (
     ELECTRIC_POTENTIAL_VOLT,
     ENERGY_KILO_WATT_HOUR,
     POWER_WATT,
+    STATE_UNAVAILABLE,
     TEMP_CELSIUS,
 )
 from homeassistant.helpers import entity_registry as er
@@ -136,7 +137,7 @@ async def test_config_parameter_sensor(hass, lock_id_lock_as_id150, integration)
     assert entity_entry.disabled
 
 
-async def test_node_status_sensor(hass, lock_id_lock_as_id150, integration):
+async def test_node_status_sensor(hass, client, lock_id_lock_as_id150, integration):
     """Test node status sensor is created and gets updated on node state changes."""
     NODE_STATUS_ENTITY = "sensor.z_wave_module_for_id_lock_150_and_101_node_status"
     node = lock_id_lock_as_id150
@@ -179,6 +180,44 @@ async def test_node_status_sensor(hass, lock_id_lock_as_id150, integration):
     node.receive_event(event)
     assert hass.states.get(NODE_STATUS_ENTITY).state == "alive"
 
+    # Disconnect the client and make sure the entity is still available
+    await client.disconnect()
+    assert hass.states.get(NODE_STATUS_ENTITY).state != STATE_UNAVAILABLE
+
+
+async def test_node_status_sensor_not_ready(
+    hass,
+    client,
+    lock_id_lock_as_id150_not_ready,
+    lock_id_lock_as_id150_state,
+    integration,
+):
+    """Test node status sensor is created and available if node is not ready."""
+    NODE_STATUS_ENTITY = "sensor.z_wave_module_for_id_lock_150_and_101_node_status"
+    node = lock_id_lock_as_id150_not_ready
+    assert not node.ready
+    ent_reg = er.async_get(hass)
+    entity_entry = ent_reg.async_get(NODE_STATUS_ENTITY)
+    assert entity_entry.disabled
+    assert entity_entry.disabled_by == er.DISABLED_INTEGRATION
+    updated_entry = ent_reg.async_update_entity(
+        entity_entry.entity_id, **{"disabled_by": None}
+    )
+
+    await hass.config_entries.async_reload(integration.entry_id)
+    await hass.async_block_till_done()
+
+    assert not updated_entry.disabled
+    assert hass.states.get(NODE_STATUS_ENTITY)
+    assert hass.states.get(NODE_STATUS_ENTITY).state == "alive"
+
+    # Mark node as ready
+    event = Event("ready", {"nodeState": lock_id_lock_as_id150_state})
+    node.receive_event(event)
+    assert node.ready
+    assert hass.states.get(NODE_STATUS_ENTITY)
+    assert hass.states.get(NODE_STATUS_ENTITY).state == "alive"
+
 
 async def test_reset_meter(
     hass,