diff --git a/esphome/components/ble_device_base/ble_device.h b/esphome/components/ble_device_base/ble_device.h
index fba1fe2347..b5f198375c 100644
--- a/esphome/components/ble_device_base/ble_device.h
+++ b/esphome/components/ble_device_base/ble_device.h
@@ -154,12 +154,9 @@ class ESPBLEiBeacon {
 };
 
 /// Pack a controller-order (LSB-first) MAC into the uint64 the API speaks.
-///
-/// The result is the printable-order value esp32 has always sent
-/// (esp32_ble::ble_addr_to_uint64), so both proxy paths agree on the wire.
-/// This takes the raw controller order delivered by BLEHub's raw-advertisement
-/// callback; ESPBTDevice::address_uint64() is the equivalent for an already
-/// parsed device, whose address is stored MSB-first.
+/// Trackers with LSB-native SDKs call this at the emit site before filling
+/// RawAdvertisement::address; ESPBTDevice::address_uint64() is the equivalent
+/// for an already parsed device, whose address is stored MSB-first.
 inline uint64_t mac_lsb_first_to_uint64(const uint8_t *mac) {
   uint64_t addr = 0;
   for (int i = 0; i < 6; i++)
diff --git a/esphome/components/bluetooth_proxy/bluetooth_proxy.cpp b/esphome/components/bluetooth_proxy/bluetooth_proxy.cpp
index 7907d00b68..e78d0c4781 100644
--- a/esphome/components/bluetooth_proxy/bluetooth_proxy.cpp
+++ b/esphome/components/bluetooth_proxy/bluetooth_proxy.cpp
@@ -8,6 +8,7 @@
 #include "esphome/core/macros.h"
 #include "esphome/core/application.h"
 #include <algorithm>
+#include <cinttypes>
 #include <cstring>
 #include <limits>
 
@@ -90,7 +91,7 @@ void BluetoothProxy::on_raw_advertisement_(const ble_device_base::RawAdvertiseme
 
   this->response_.advertisements_len++;
 
-  ESP_LOGV(TAG, "Queuing raw packet from %012llX, length %d. RSSI: %d dB", raw.address, length, raw.rssi);
+  ESP_LOGV(TAG, "Queuing raw packet from %012" PRIX64 ", length %d. RSSI: %d dB", raw.address, length, raw.rssi);
 
   // Flush if we have reached BLUETOOTH_PROXY_ADVERTISEMENT_BATCH_SIZE
   if (this->response_.advertisements_len >= BLUETOOTH_PROXY_ADVERTISEMENT_BATCH_SIZE) {
@@ -460,13 +461,13 @@ void BluetoothProxy::bluetooth_set_connection_params(const api::BluetoothSetConn
 #ifdef USE_ESP32
 
 void BluetoothProxy::bluetooth_scanner_set_mode(bool active) {
-  if (this->parent_->get_scan_active() == active) {
+  if (this->parent_()->get_scan_active() == active) {
     return;
   }
   ESP_LOGD(TAG, "Setting scanner mode to %s", active ? "active" : "passive");
-  this->parent_->set_scan_active(active);
-  this->parent_->stop_scan();
-  this->parent_->set_scan_continuous(
+  this->parent_()->set_scan_active(active);
+  this->parent_()->stop_scan();
+  this->parent_()->set_scan_continuous(
       true);  // Set this to true to automatically start scanning again when it has cleaned up.
 }
 
@@ -613,7 +614,7 @@ void BluetoothProxy::subscribe_api_connection(api::APIConnection *api_connection
   }
   this->api_connection_ = api_connection;
 #ifdef USE_ESP32
-  this->send_bluetooth_scanner_state_(static_cast<ble_device_base::ScannerState>(this->parent_->get_scanner_state()));
+  this->send_bluetooth_scanner_state_(static_cast<ble_device_base::ScannerState>(this->parent_()->get_scanner_state()));
 #else
   this->send_polled_scanner_state_();
 #endif
diff --git a/esphome/components/bluetooth_proxy/bluetooth_proxy.h b/esphome/components/bluetooth_proxy/bluetooth_proxy.h
index 2e07a01dee..a4a28dd5bc 100644
--- a/esphome/components/bluetooth_proxy/bluetooth_proxy.h
+++ b/esphome/components/bluetooth_proxy/bluetooth_proxy.h
@@ -79,12 +79,9 @@ class BluetoothProxy final : public Component {
  public:
   BluetoothProxy();
 #ifdef USE_ESP32
-  // Advertisements arrive through the hub's raw callback; the tracker is
-  // still typed for the esp32-only scan-mode and scanner-state calls.
-  void set_parent(esp32_ble_tracker::ESP32BLETracker *parent) {
-    this->parent_ = parent;
-    this->hub_ = parent;
-  }
+  // Advertisements arrive through the hub's raw callback; parent_() below
+  // recovers the tracker type for the esp32-only scan-mode calls.
+  void set_parent(esp32_ble_tracker::ESP32BLETracker *parent) { this->hub_ = parent; }
 #endif  // USE_ESP32
   void dump_config() override;
   void setup() override;
@@ -269,7 +266,11 @@ class BluetoothProxy final : public Component {
 #endif
   ble_device_base::BLEHub *hub_{nullptr};
 #ifdef USE_ESP32
-  esp32_ble_tracker::ESP32BLETracker *parent_{nullptr};
+  // set_parent() is the only writer of hub_ on esp32, so the downcast is
+  // exact; ESP32BLETracker derives from BLEHub non-virtually.
+  esp32_ble_tracker::ESP32BLETracker *parent_() {
+    return static_cast<esp32_ble_tracker::ESP32BLETracker *>(this->hub_);
+  }
 #endif
 
   // BLE advertisement batching
diff --git a/tests/components/ble_device_base/test_raw_callback.cpp b/tests/components/ble_device_base/test_raw_callback.cpp
index c28edfb7ef..4d72c8fb18 100644
--- a/tests/components/ble_device_base/test_raw_callback.cpp
+++ b/tests/components/ble_device_base/test_raw_callback.cpp
@@ -46,7 +46,7 @@ struct CapturingSubscriber {
   }
 };
 
-// Device AA:BB:CC:DD:EE:FF — controller order delivers FF first.
+// Device AA:BB:CC:DD:EE:FF, packed the way the API speaks it.
 constexpr uint64_t TEST_ADDRESS = 0xAABBCCDDEEFFULL;
 const uint8_t ADV_DATA[4] = {0x02, 0x01, 0x06, 0x00};