diff --git a/homeassistant/components/watttime/diagnostics.py b/homeassistant/components/watttime/diagnostics.py
index 080c7c37b07..2808e8e3c35 100644
--- a/homeassistant/components/watttime/diagnostics.py
+++ b/homeassistant/components/watttime/diagnostics.py
@@ -9,17 +9,25 @@ from homeassistant.const import (
     CONF_LATITUDE,
     CONF_LONGITUDE,
     CONF_PASSWORD,
+    CONF_UNIQUE_ID,
     CONF_USERNAME,
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
 
-from .const import DOMAIN
+from .const import CONF_BALANCING_AUTHORITY, CONF_BALANCING_AUTHORITY_ABBREV, DOMAIN
+
+CONF_TITLE = "title"
 
 TO_REDACT = {
+    CONF_BALANCING_AUTHORITY,
+    CONF_BALANCING_AUTHORITY_ABBREV,
     CONF_LATITUDE,
     CONF_LONGITUDE,
     CONF_PASSWORD,
+    # Config entry title and unique ID may contain sensitive data:
+    CONF_TITLE,
+    CONF_UNIQUE_ID,
     CONF_USERNAME,
 }
 
@@ -32,10 +40,7 @@ async def async_get_config_entry_diagnostics(
 
     return async_redact_data(
         {
-            "entry": {
-                "data": dict(entry.data),
-                "options": dict(entry.options),
-            },
+            "entry": entry.as_dict(),
             "data": coordinator.data,
         },
         TO_REDACT,
diff --git a/tests/components/watttime/test_diagnostics.py b/tests/components/watttime/test_diagnostics.py
index 0d8d87203bb..e5aaf65e920 100644
--- a/tests/components/watttime/test_diagnostics.py
+++ b/tests/components/watttime/test_diagnostics.py
@@ -8,15 +8,24 @@ async def test_entry_diagnostics(hass, config_entry, hass_client, setup_watttime
     """Test config entry diagnostics."""
     assert await get_diagnostics_for_config_entry(hass, hass_client, config_entry) == {
         "entry": {
+            "entry_id": config_entry.entry_id,
+            "version": 1,
+            "domain": "watttime",
+            "title": REDACTED,
             "data": {
                 "username": REDACTED,
                 "password": REDACTED,
                 "latitude": REDACTED,
                 "longitude": REDACTED,
-                "balancing_authority": "PJM New Jersey",
-                "balancing_authority_abbreviation": "PJM_NJ",
+                "balancing_authority": REDACTED,
+                "balancing_authority_abbreviation": REDACTED,
             },
             "options": {},
+            "pref_disable_new_entities": False,
+            "pref_disable_polling": False,
+            "source": "user",
+            "unique_id": REDACTED,
+            "disabled_by": None,
         },
         "data": {
             "freq": "300",