diff --git a/homeassistant/components/dexcom/sensor.py b/homeassistant/components/dexcom/sensor.py
index 2564b5d1e84..b9958dc7309 100644
--- a/homeassistant/components/dexcom/sensor.py
+++ b/homeassistant/components/dexcom/sensor.py
@@ -32,44 +32,23 @@ async def async_setup_entry(
 class DexcomGlucoseValueSensor(CoordinatorEntity, SensorEntity):
     """Representation of a Dexcom glucose value sensor."""
 
+    _attr_icon = GLUCOSE_VALUE_ICON
+
     def __init__(self, coordinator, username, unit_of_measurement):
         """Initialize the sensor."""
         super().__init__(coordinator)
-        self._state = None
-        self._unit_of_measurement = unit_of_measurement
-        self._attribute_unit_of_measurement = (
-            "mg_dl" if unit_of_measurement == MG_DL else "mmol_l"
-        )
-        self._name = f"{DOMAIN}_{username}_glucose_value"
-        self._unique_id = f"{username}-value"
-
-    @property
-    def name(self):
-        """Return the name of the sensor."""
-        return self._name
-
-    @property
-    def icon(self):
-        """Return the icon for the frontend."""
-        return GLUCOSE_VALUE_ICON
-
-    @property
-    def native_unit_of_measurement(self):
-        """Return the unit of measurement of the device."""
-        return self._unit_of_measurement
+        self._attr_native_unit_of_measurement = unit_of_measurement
+        self._key = "mg_dl" if unit_of_measurement == MG_DL else "mmol_l"
+        self._attr_name = f"{DOMAIN}_{username}_glucose_value"
+        self._attr_unique_id = f"{username}-value"
 
     @property
     def native_value(self):
         """Return the state of the sensor."""
         if self.coordinator.data:
-            return getattr(self.coordinator.data, self._attribute_unit_of_measurement)
+            return getattr(self.coordinator.data, self._key)
         return None
 
-    @property
-    def unique_id(self):
-        """Device unique id."""
-        return self._unique_id
-
 
 class DexcomGlucoseTrendSensor(CoordinatorEntity, SensorEntity):
     """Representation of a Dexcom glucose trend sensor."""
@@ -77,14 +56,8 @@ class DexcomGlucoseTrendSensor(CoordinatorEntity, SensorEntity):
     def __init__(self, coordinator, username):
         """Initialize the sensor."""
         super().__init__(coordinator)
-        self._state = None
-        self._name = f"{DOMAIN}_{username}_glucose_trend"
-        self._unique_id = f"{username}-trend"
-
-    @property
-    def name(self):
-        """Return the name of the sensor."""
-        return self._name
+        self._attr_name = f"{DOMAIN}_{username}_glucose_trend"
+        self._attr_unique_id = f"{username}-trend"
 
     @property
     def icon(self):
@@ -99,8 +72,3 @@ class DexcomGlucoseTrendSensor(CoordinatorEntity, SensorEntity):
         if self.coordinator.data:
             return self.coordinator.data.trend_description
         return None
-
-    @property
-    def unique_id(self):
-        """Device unique id."""
-        return self._unique_id