diff --git a/homeassistant/components/nest/__init__.py b/homeassistant/components/nest/__init__.py
index 174b8686a4aa..2a71da83ac08 100644
--- a/homeassistant/components/nest/__init__.py
+++ b/homeassistant/components/nest/__init__.py
@@ -145,8 +145,8 @@ class SignalUpdateCallback:
             return
         _LOGGER.debug("Event Update %s", events.keys())
         device_registry = dr.async_get(self._hass)
-        device_entry = device_registry.async_get_device(
-            identifiers={(DOMAIN, device_id)}
+        device_entry = device_registry.async_get_device_by_identifier(
+            (DOMAIN, device_id), self._config_entry.entry_id
         )
         if not device_entry:
             return
@@ -273,7 +273,9 @@ async def async_setup_entry(hass: HomeAssistant, entry: NestConfigEntry) -> bool
     subscriber.cache_policy.event_cache_size = EVENT_MEDIA_CACHE_SIZE
     subscriber.cache_policy.fetch = True
     # Use disk backed event media store
-    subscriber.cache_policy.store = await async_get_media_event_store(hass, subscriber)
+    subscriber.cache_policy.store = await async_get_media_event_store(
+        hass, entry, subscriber
+    )
     subscriber.cache_policy.transcoder = await async_get_transcoder(hass)
 
     # The device manager has a single change callback. When the change
diff --git a/homeassistant/components/nest/device_info.py b/homeassistant/components/nest/device_info.py
index 9108370da3d3..7408a09ede73 100644
--- a/homeassistant/components/nest/device_info.py
+++ b/homeassistant/components/nest/device_info.py
@@ -76,24 +76,15 @@ class NestDeviceInfo:
         return None
 
 
-@callback
-def async_nest_devices(hass: HomeAssistant) -> Mapping[str, Device]:
-    """Return a mapping of all nest devices for all config entries."""
-    return {
-        device.name: device
-        for config_entry in hass.config_entries.async_loaded_entries(DOMAIN)
-        for device in config_entry.runtime_data.device_manager.devices.values()
-    }
-
-
 @callback
 def async_nest_devices_by_device_id(hass: HomeAssistant) -> Mapping[str, Device]:
     """Return a mapping of all nest devices by HA device id."""
     device_registry = dr.async_get(hass)
     devices = {}
-    for nest_device_id, device in async_nest_devices(hass).items():
-        if device_entry := device_registry.async_get_device(
-            identifiers={(DOMAIN, nest_device_id)}
-        ):
-            devices[device_entry.id] = device
+    for config_entry in hass.config_entries.async_loaded_entries(DOMAIN):
+        for device in config_entry.runtime_data.device_manager.devices.values():
+            if device_entry := device_registry.async_get_device_by_identifier(
+                (DOMAIN, device.name), config_entry.entry_id
+            ):
+                devices[device_entry.id] = device
     return devices
diff --git a/homeassistant/components/nest/media_source.py b/homeassistant/components/nest/media_source.py
index 12d2fc4855be..43afee858f39 100644
--- a/homeassistant/components/nest/media_source.py
+++ b/homeassistant/components/nest/media_source.py
@@ -55,6 +55,7 @@ from homeassistant.util import dt as dt_util
 from .const import DOMAIN
 from .device_info import NestDeviceInfo, async_nest_devices_by_device_id
 from .events import EVENT_NAME_MAP, MEDIA_SOURCE_EVENT_TITLE_MAP
+from .types import NestConfigEntry
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -80,7 +81,7 @@ ORPHANED_MEDIA_AGE_CUTOFF = datetime.timedelta(days=7)
 
 
 async def async_get_media_event_store(
-    hass: HomeAssistant, subscriber: GoogleNestSubscriber
+    hass: HomeAssistant, config_entry: NestConfigEntry, subscriber: GoogleNestSubscriber
 ) -> EventMediaStore:
     """Create the disk backed EventMediaStore."""
     media_path = pathlib.Path(hass.config.cache_path(DOMAIN, MEDIA_CACHE_PATH))
@@ -89,7 +90,7 @@ async def async_get_media_event_store(
         _prepare_media_cache_dir, media_path, legacy_media_path
     )
     store = Store[dict[str, Any]](hass, STORAGE_VERSION, STORAGE_KEY, private=True)
-    return NestEventMediaStore(hass, subscriber, store, str(media_path))
+    return NestEventMediaStore(hass, config_entry, subscriber, store, str(media_path))
 
 
 def _prepare_media_cache_dir(
@@ -138,12 +139,14 @@ class NestEventMediaStore(EventMediaStore):
     def __init__(
         self,
         hass: HomeAssistant,
+        config_entry: NestConfigEntry,
         subscriber: GoogleNestSubscriber,
         store: Store[dict[str, Any]],
         media_path: str,
     ) -> None:
         """Initialize NestEventMediaStore."""
         self._hass = hass
+        self._config_entry = config_entry
         self._subscriber = subscriber
         self._store = store
         self._media_path = media_path
@@ -284,8 +287,8 @@ class NestEventMediaStore(EventMediaStore):
         device_manager = await self._subscriber.async_get_device_manager()
         devices = {}
         for device in device_manager.devices.values():
-            if device_entry := device_registry.async_get_device(
-                identifiers={(DOMAIN, device.name)}
+            if device_entry := device_registry.async_get_device_by_identifier(
+                (DOMAIN, device.name), self._config_entry.entry_id
             ):
                 devices[device.name] = device_entry.id
         return devices