diff --git a/core/api/current.txt b/core/api/current.txt
index 36cdd7f..6c0fccc 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -33094,6 +33094,22 @@
     method public void onStateChanged(boolean);
   }
 
+  @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public final class PowerMonitor implements android.os.Parcelable {
+    method @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public int describeContents();
+    method @FlaggedApi("com.android.server.power.optimization.power_monitor_api") @NonNull public String getName();
+    method @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public int getType();
+    method @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public void writeToParcel(@NonNull android.os.Parcel, int);
+    field @FlaggedApi("com.android.server.power.optimization.power_monitor_api") @NonNull public static final android.os.Parcelable.Creator<android.os.PowerMonitor> CREATOR;
+    field @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public static final int POWER_MONITOR_TYPE_CONSUMER = 0; // 0x0
+    field @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public static final int POWER_MONITOR_TYPE_MEASUREMENT = 1; // 0x1
+  }
+
+  @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public final class PowerMonitorReadings {
+    method @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public long getConsumedEnergy(@NonNull android.os.PowerMonitor);
+    method @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public long getTimestamp(@NonNull android.os.PowerMonitor);
+    field @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public static final int ENERGY_UNAVAILABLE = -1; // 0xffffffff
+  }
+
   public class Process {
     ctor public Process();
     method public static final long getElapsedCpuTime();
@@ -33656,6 +33672,8 @@
   }
 
   public class SystemHealthManager {
+    method @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public void getPowerMonitorReadings(@NonNull java.util.List<android.os.PowerMonitor>, @Nullable android.os.Handler, @NonNull java.util.function.Consumer<android.os.PowerMonitorReadings>, @NonNull java.util.function.Consumer<java.lang.RuntimeException>);
+    method @FlaggedApi("com.android.server.power.optimization.power_monitor_api") public void getSupportedPowerMonitors(@Nullable android.os.Handler, @NonNull java.util.function.Consumer<java.util.List<android.os.PowerMonitor>>);
     method public android.os.health.HealthStats takeMyUidSnapshot();
     method public android.os.health.HealthStats takeUidSnapshot(int);
     method public android.os.health.HealthStats[] takeUidSnapshots(int[]);
diff --git a/core/java/android/os/PowerMonitor.java b/core/java/android/os/PowerMonitor.java
index 5fb0df7..8c5f2cd 100644
--- a/core/java/android/os/PowerMonitor.java
+++ b/core/java/android/os/PowerMonitor.java
@@ -16,6 +16,7 @@
 
 package android.os;
 
+import android.annotation.FlaggedApi;
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 
@@ -23,12 +24,19 @@
 import java.lang.annotation.RetentionPolicy;
 
 /**
- * A PowerMonitor represents either a Channel aka ODPM rail (on-device power monitor) or an
- * EnergyConsumer, as defined in
- * <a href="https://android.googlesource.com/platform/hardware/interfaces/+/refs/heads/main/power/stats/aidl/aidl_api/android.hardware.power.stats/current/android/hardware/power/stats">android.hardware.power.stats</a>
- *
- * @hide
+ * A PowerMonitor represents either an ODPM rail (on-device power rail monitor) or a modeled
+ * energy consumer.
+ * <p/>
+ * ODPM rail names are device-specific. No assumptions should be made about the names and
+ * exact purpose of ODPM rails across different device models. A rail name may be something
+ * like "S2S_VDD_G3D"; specific knowledge of the device hardware is required to interpret
+ * the corresponding power monitor data.
+ * <p/>
+ * Energy consumer have more human-readable names, e.g. "GPU", "MODEM" etc. However, developers
+ * must be extra cautious about using energy consumers across different device models,
+ * as their exact implementations are also hardware dependent and are customized by OEMs.
  */
+@FlaggedApi("com.android.server.power.optimization.power_monitor_api")
 public final class PowerMonitor implements Parcelable {
 
     /**
@@ -36,9 +44,9 @@
      * power rail measurement, or modeled in some fashion.  For example, an energy consumer may
      * represent a combination of multiple rails or a portion of a rail shared between subsystems,
      * e.g. WiFi and Bluetooth are often handled by the same chip, powered by a shared rail.
-     * Some consumer names are standardized (see android.hardware.power.stats.EnergyConsumerType),
-     * others are not.
+     * Some consumer names are standardized, others are not.
      */
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     public static final int POWER_MONITOR_TYPE_CONSUMER = 0;
 
     /**
@@ -46,6 +54,7 @@
      * no assumptions can be made about the source of those measurements across different devices,
      * even if they have the same name.
      */
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     public static final int POWER_MONITOR_TYPE_MEASUREMENT = 1;
 
     /** @hide */
@@ -64,38 +73,60 @@
      * @hide
      */
     public final int index;
+
     @PowerMonitorType
-    public final int type;
+    private final int mType;
     @NonNull
-    public final String name;
+    private final String mName;
 
     /**
      * @hide
      */
     public PowerMonitor(int index, int type, @NonNull String name) {
         this.index = index;
-        this.type = type;
-        this.name = name;
+        this.mType = type;
+        this.mName = name;
+    }
+
+    /**
+     * Returns the type of the power monitor.
+     */
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
+    @PowerMonitorType
+    public int getType() {
+        return mType;
+    }
+
+    /**
+     * Returns the name of the power monitor, either a power rail or an energy consumer.
+     */
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
+    @NonNull
+    public String getName() {
+        return mName;
     }
 
     private PowerMonitor(Parcel in) {
         index = in.readInt();
-        type = in.readInt();
-        name = in.readString();
+        mType = in.readInt();
+        mName = in.readString8();
     }
 
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     @Override
     public void writeToParcel(@NonNull Parcel dest, int flags) {
         dest.writeInt(index);
-        dest.writeInt(type);
-        dest.writeString(name);
+        dest.writeInt(mType);
+        dest.writeString8(mName);
     }
 
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     @Override
     public int describeContents() {
         return 0;
     }
 
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     @NonNull
     public static final Creator<PowerMonitor> CREATOR = new Creator<>() {
         @Override
diff --git a/core/java/android/os/PowerMonitorReadings.java b/core/java/android/os/PowerMonitorReadings.java
index e767059..bb677d5 100644
--- a/core/java/android/os/PowerMonitorReadings.java
+++ b/core/java/android/os/PowerMonitorReadings.java
@@ -17,6 +17,7 @@
 package android.os;
 
 import android.annotation.ElapsedRealtimeLong;
+import android.annotation.FlaggedApi;
 import android.annotation.NonNull;
 
 import java.util.Arrays;
@@ -24,10 +25,10 @@
 
 /**
  * A collection of energy measurements from Power Monitors.
- *
- * @hide
  */
+@FlaggedApi("com.android.server.power.optimization.power_monitor_api")
 public final class PowerMonitorReadings {
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     public static final int ENERGY_UNAVAILABLE = -1;
 
     @NonNull
@@ -41,7 +42,7 @@
             Comparator.comparingInt(pm -> pm.index);
 
     /**
-     * @param powerMonitors array of power monitor (ODPM) rails, sorted by PowerMonitor.index
+     * @param powerMonitors array of power monitor, sorted by PowerMonitor.index
      * @hide
      */
     public PowerMonitorReadings(@NonNull PowerMonitor[] powerMonitors,
@@ -56,7 +57,8 @@
      * Does not persist across reboots.
      * Represents total energy: both on-battery and plugged-in.
      */
-    public long getConsumedEnergyUws(@NonNull PowerMonitor powerMonitor) {
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
+    public long getConsumedEnergy(@NonNull PowerMonitor powerMonitor) {
         int offset = Arrays.binarySearch(mPowerMonitors, powerMonitor, POWER_MONITOR_COMPARATOR);
         if (offset >= 0) {
             return mEnergyUws[offset];
@@ -67,6 +69,7 @@
     /**
      * Elapsed realtime, in milliseconds, when the snapshot was taken.
      */
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     @ElapsedRealtimeLong
     public long getTimestamp(@NonNull PowerMonitor powerMonitor) {
         int offset = Arrays.binarySearch(mPowerMonitors, powerMonitor, POWER_MONITOR_COMPARATOR);
@@ -84,7 +87,7 @@
             if (i != 0) {
                 sb.append(", ");
             }
-            sb.append(mPowerMonitors[i].name)
+            sb.append(mPowerMonitors[i].getName())
                     .append(" = ").append(mEnergyUws[i])
                     .append(" (").append(mTimestampsMs[i]).append(')');
         }
diff --git a/core/java/android/os/health/SystemHealthManager.java b/core/java/android/os/health/SystemHealthManager.java
index dfc43f4..2d53341 100644
--- a/core/java/android/os/health/SystemHealthManager.java
+++ b/core/java/android/os/health/SystemHealthManager.java
@@ -16,6 +16,7 @@
 
 package android.os.health;
 
+import android.annotation.FlaggedApi;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemService;
@@ -24,7 +25,6 @@
 import android.os.BatteryStats;
 import android.os.Build;
 import android.os.Bundle;
-import android.os.ConditionVariable;
 import android.os.Handler;
 import android.os.IPowerStatsService;
 import android.os.PowerMonitor;
@@ -157,39 +157,15 @@
     }
 
     /**
-     * Returns a list of supported power monitors, which include raw ODPM rails and
-     * modeled energy consumers.  If ODPM is unsupported by PowerStats HAL, this method returns
-     * an empty array.
+     * Asynchronously retrieves a list of supported  {@link PowerMonitor}'s, which include raw ODPM
+     * (on-device power rail monitor) rails and modeled energy consumers.  If ODPM is unsupported
+     * on this device this method delivers an empty list.
      *
-     * @hide
-     */
-    @NonNull
-    public List<PowerMonitor> getSupportedPowerMonitors() {
-        synchronized (mPowerMonitorsLock) {
-            if (mPowerMonitorsInfo != null) {
-                return mPowerMonitorsInfo;
-            }
-        }
-        ConditionVariable lock = new ConditionVariable();
-        // Populate mPowerMonitorsInfo by side-effect
-        getSupportedPowerMonitors(null, unused -> lock.open());
-        lock.block();
-
-        synchronized (mPowerMonitorsLock) {
-            return mPowerMonitorsInfo;
-        }
-    }
-
-    /**
-     * Asynchronously retrieves a list of supported power monitors, see
-     * {@link #getSupportedPowerMonitors()}
-     *
-     * @param handler optional Handler to deliver the callback. If not supplied, the callback
-     *                may be invoked on an arbitrary thread.
+     * @param handler  optional Handler to deliver the callback. If not supplied, the callback
+     *                 may be invoked on an arbitrary thread.
      * @param onResult callback for the result
-     *
-     * @hide
      */
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     public void getSupportedPowerMonitors(@Nullable Handler handler,
             @NonNull Consumer<List<PowerMonitor>> onResult) {
         final List<PowerMonitor> result;
@@ -229,35 +205,6 @@
         }
     }
 
-    /**
-     * Retrieves the accumulated power consumption reported by the specified power monitors.
-     *
-     * @param powerMonitors power monitors to be returned.
-     *
-     * @hide
-     */
-    @NonNull
-    public PowerMonitorReadings getPowerMonitorReadings(@NonNull List<PowerMonitor> powerMonitors) {
-        PowerMonitorReadings[] outReadings = new PowerMonitorReadings[1];
-        RuntimeException[] outException = new RuntimeException[1];
-        ConditionVariable lock = new ConditionVariable();
-        getPowerMonitorReadings(powerMonitors, null,
-                pms -> {
-                    outReadings[0] = pms;
-                    lock.open();
-                },
-                error -> {
-                    outException[0] = error;
-                    lock.open();
-                }
-        );
-        lock.block();
-        if (outException[0] != null) {
-            throw outException[0];
-        }
-        return outReadings[0];
-    }
-
     private static final Comparator<PowerMonitor> POWER_MONITOR_COMPARATOR =
             Comparator.comparingInt(pm -> pm.index);
 
@@ -270,9 +217,8 @@
      *                      may be invoked on an arbitrary thread.
      * @param onSuccess     callback for the result
      * @param onError       callback invoked in case of an error
-     *
-     * @hide
      */
+    @FlaggedApi("com.android.server.power.optimization.power_monitor_api")
     public void getPowerMonitorReadings(@NonNull List<PowerMonitor> powerMonitors,
             @Nullable Handler handler, @NonNull Consumer<PowerMonitorReadings> onSuccess,
             @NonNull Consumer<RuntimeException> onError) {
diff --git a/core/tests/coretests/src/android/os/health/SystemHealthManagerTest.java b/core/tests/coretests/src/android/os/health/SystemHealthManagerTest.java
deleted file mode 100644
index e1f9523..0000000
--- a/core/tests/coretests/src/android/os/health/SystemHealthManagerTest.java
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * Copyright (C) 2023 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.os.health;
-
-import static androidx.test.InstrumentationRegistry.getContext;
-
-import static com.google.common.truth.Truth.assertThat;
-
-import android.os.ConditionVariable;
-import android.os.PowerMonitor;
-import android.os.PowerMonitorReadings;
-
-import org.junit.Test;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class SystemHealthManagerTest {
-    private List<PowerMonitor> mPowerMonitorInfo;
-    private PowerMonitorReadings mReadings;
-    private RuntimeException mException;
-
-    @Test
-    public void getPowerMonitors() {
-        SystemHealthManager shm = getContext().getSystemService(SystemHealthManager.class);
-        List<PowerMonitor> powerMonitorInfo = shm.getSupportedPowerMonitors();
-        assertThat(powerMonitorInfo).isNotNull();
-        if (powerMonitorInfo.isEmpty()) {
-            // This device does not support PowerStats HAL
-            return;
-        }
-
-        PowerMonitor consumerMonitor = null;
-        PowerMonitor measurementMonitor = null;
-        for (PowerMonitor pmi : powerMonitorInfo) {
-            if (pmi.type == PowerMonitor.POWER_MONITOR_TYPE_MEASUREMENT) {
-                measurementMonitor = pmi;
-            } else {
-                consumerMonitor = pmi;
-            }
-        }
-
-        List<PowerMonitor> selectedMonitors = new ArrayList<>();
-        if (consumerMonitor != null) {
-            selectedMonitors.add(consumerMonitor);
-        }
-        if (measurementMonitor != null) {
-            selectedMonitors.add(measurementMonitor);
-        }
-
-        PowerMonitorReadings readings = shm.getPowerMonitorReadings(selectedMonitors);
-
-        for (PowerMonitor monitor : selectedMonitors) {
-            assertThat(readings.getConsumedEnergyUws(monitor)).isAtLeast(0);
-            assertThat(readings.getTimestamp(monitor)).isGreaterThan(0);
-        }
-    }
-
-    @Test
-    public void getPowerMonitorsAsync() {
-        SystemHealthManager shm = getContext().getSystemService(SystemHealthManager.class);
-        ConditionVariable done = new ConditionVariable();
-        shm.getSupportedPowerMonitors(null, pms -> {
-            mPowerMonitorInfo = pms;
-            done.open();
-        });
-        done.block();
-        assertThat(mPowerMonitorInfo).isNotNull();
-        if (mPowerMonitorInfo.isEmpty()) {
-            // This device does not support PowerStats HAL
-            return;
-        }
-
-        PowerMonitor consumerMonitor = null;
-        PowerMonitor measurementMonitor = null;
-        for (PowerMonitor pmi : mPowerMonitorInfo) {
-            if (pmi.type == PowerMonitor.POWER_MONITOR_TYPE_MEASUREMENT) {
-                measurementMonitor = pmi;
-            } else {
-                consumerMonitor = pmi;
-            }
-        }
-
-        List<PowerMonitor> selectedMonitors = new ArrayList<>();
-        if (consumerMonitor != null) {
-            selectedMonitors.add(consumerMonitor);
-        }
-        if (measurementMonitor != null) {
-            selectedMonitors.add(measurementMonitor);
-        }
-
-        done.close();
-        shm.getPowerMonitorReadings(selectedMonitors, null,
-                readings -> {
-                    mReadings = readings;
-                    done.open();
-                },
-                exception -> {
-                    mException = exception;
-                    done.open();
-                }
-        );
-        done.block();
-
-        assertThat(mException).isNull();
-
-        for (PowerMonitor monitor : selectedMonitors) {
-            assertThat(mReadings.getConsumedEnergyUws(monitor)).isAtLeast(0);
-            assertThat(mReadings.getTimestamp(monitor)).isGreaterThan(0);
-        }
-    }
-}
diff --git a/services/core/java/com/android/server/power/stats/flags.aconfig b/services/core/java/com/android/server/power/stats/flags.aconfig
index d61bebc..add806f 100644
--- a/services/core/java/com/android/server/power/stats/flags.aconfig
+++ b/services/core/java/com/android/server/power/stats/flags.aconfig
@@ -1,6 +1,13 @@
 package: "com.android.server.power.optimization"
 
 flag {
+    name: "power_monitor_api"
+    namespace: "power_optimization"
+    description: "Feature flag for ODPM API"
+    bug: "295027807"
+}
+
+flag {
     name: "streamlined_battery_stats"
     namespace: "power_optimization"
     description: "Feature flag for streamlined battery stats"
diff --git a/services/core/java/com/android/server/powerstats/PowerStatsService.java b/services/core/java/com/android/server/powerstats/PowerStatsService.java
index 5609f69..77290fd 100644
--- a/services/core/java/com/android/server/powerstats/PowerStatsService.java
+++ b/services/core/java/com/android/server/powerstats/PowerStatsService.java
@@ -694,7 +694,7 @@
                     Log.d(TAG, String.format(Locale.ENGLISH,
                             "Monitor=%s timestamp=%d energy=%d"
                                     + " uid=%d noise=%.1f%% returned=%d",
-                            state.powerMonitor.name,
+                            state.powerMonitor.getName(),
                             state.timestampMs,
                             state.energyUws,
                             callingUid,
@@ -728,7 +728,7 @@
         }
 
         for (PowerMonitorState powerMonitorState : powerMonitorStates) {
-            if (powerMonitorState.powerMonitor.type
+            if (powerMonitorState.powerMonitor.getType()
                     == PowerMonitor.POWER_MONITOR_TYPE_CONSUMER) {
                 for (EnergyConsumerResult energyConsumerResult : energyConsumerResults) {
                     if (energyConsumerResult.id == powerMonitorState.id) {
@@ -754,7 +754,7 @@
         }
 
         for (PowerMonitorState powerMonitorState : powerMonitorStates) {
-            if (powerMonitorState.powerMonitor.type
+            if (powerMonitorState.powerMonitor.getType()
                     == PowerMonitor.POWER_MONITOR_TYPE_MEASUREMENT) {
                 for (EnergyMeasurement energyMeasurement : energyMeasurements) {
                     if (energyMeasurement.id == powerMonitorState.id) {
@@ -773,7 +773,7 @@
             @PowerMonitor.PowerMonitorType int type) {
         int count = 0;
         for (PowerMonitorState monitorState : powerMonitorStates) {
-            if (monitorState.powerMonitor.type == type) {
+            if (monitorState.powerMonitor.getType() == type) {
                 count++;
             }
         }
@@ -785,7 +785,7 @@
         int[] ids = new int[count];
         int index = 0;
         for (PowerMonitorState monitorState : powerMonitorStates) {
-            if (monitorState.powerMonitor.type == type) {
+            if (monitorState.powerMonitor.getType() == type) {
                 ids[index++] = monitorState.id;
             }
         }
diff --git a/services/tests/powerstatstests/src/com/android/server/powerstats/PowerStatsServiceTest.java b/services/tests/powerstatstests/src/com/android/server/powerstats/PowerStatsServiceTest.java
index 2ffe4aa..df46054 100644
--- a/services/tests/powerstatstests/src/com/android/server/powerstats/PowerStatsServiceTest.java
+++ b/services/tests/powerstatstests/src/com/android/server/powerstats/PowerStatsServiceTest.java
@@ -1079,7 +1079,7 @@
         GetSupportedPowerMonitorsResult result = new GetSupportedPowerMonitorsResult();
         mService.getSupportedPowerMonitorsImpl(result);
         assertThat(result.powerMonitors).isNotNull();
-        assertThat(Arrays.stream(result.powerMonitors).map(pm -> pm.name).toList())
+        assertThat(Arrays.stream(result.powerMonitors).map(PowerMonitor::getName).toList())
                 .containsAtLeast(
                         "energyconsumer0",
                         "BLUETOOTH/1",
@@ -1130,7 +1130,7 @@
         mService.getSupportedPowerMonitorsImpl(supportedPowerMonitorsResult);
         Map<String, PowerMonitor> map =
                 Arrays.stream(supportedPowerMonitorsResult.powerMonitors)
-                        .collect(Collectors.toMap(pm -> pm.name, pm -> pm));
+                        .collect(Collectors.toMap(PowerMonitor::getName, pm -> pm));
         PowerMonitor consumer1 = map.get("energyconsumer0");
         PowerMonitor consumer2 = map.get("BLUETOOTH/1");
         PowerMonitor measurement1 = map.get("[channelname0]:channelsubsystem0");
@@ -1196,6 +1196,6 @@
         supportedPowerMonitorsResult = new GetSupportedPowerMonitorsResult();
         mService.getSupportedPowerMonitorsImpl(supportedPowerMonitorsResult);
         assertThat(Arrays.stream(supportedPowerMonitorsResult.powerMonitors)
-                .map(pm -> pm.name).toList()).contains("energyconsumer0");
+                .map(PowerMonitor::getName).toList()).contains("energyconsumer0");
     }
 }