diff --git a/services/credentials/java/com/android/server/credentials/CreateRequestSession.java b/services/credentials/java/com/android/server/credentials/CreateRequestSession.java
index 4b3206242d774..0af56470965c4 100644
--- a/services/credentials/java/com/android/server/credentials/CreateRequestSession.java
+++ b/services/credentials/java/com/android/server/credentials/CreateRequestSession.java
@@ -49,6 +49,7 @@ public final class CreateRequestSession extends RequestSession<CreateCredentialR
         ICreateCredentialCallback, CreateCredentialResponse>
         implements ProviderSession.ProviderInternalCallback<CreateCredentialResponse> {
     private static final String TAG = "CreateRequestSession";
+    private final Set<String> mPrimaryProviders;
 
     CreateRequestSession(@NonNull Context context, RequestSession.SessionLifetime sessionCallback,
             Object lock, int userId, int callingUid,
@@ -56,6 +57,7 @@ public final class CreateRequestSession extends RequestSession<CreateCredentialR
             ICreateCredentialCallback callback,
             CallingAppInfo callingAppInfo,
             Set<ComponentName> enabledProviders,
+            Set<String> primaryProviders,
             CancellationSignal cancellationSignal,
             long startedTimestamp) {
         super(context, sessionCallback, lock, userId, callingUid, request, callback,
@@ -63,6 +65,7 @@ public final class CreateRequestSession extends RequestSession<CreateCredentialR
                 callingAppInfo, enabledProviders, cancellationSignal, startedTimestamp);
         mRequestSessionMetric.collectCreateFlowInitialMetricInfo(
                 /*origin=*/request.getOrigin() != null);
+        mPrimaryProviders = primaryProviders;
     }
 
     /**
@@ -99,8 +102,7 @@ public final class CreateRequestSession extends RequestSession<CreateCredentialR
                             mClientAppInfo.getPackageName(),
                             PermissionUtils.hasPermission(mContext, mClientAppInfo.getPackageName(),
                                     Manifest.permission.CREDENTIAL_MANAGER_SET_ALLOWED_PROVIDERS),
-                            // TODO(b/279480457): populate
-                            /*defaultProviderId=*/new ArrayList<>()),
+                            /*defaultProviderId=*/new ArrayList<String>(mPrimaryProviders)),
                     providerDataList);
             mClientCallback.onPendingIntent(mPendingIntent);
         } catch (RemoteException e) {
diff --git a/services/credentials/java/com/android/server/credentials/CredentialManagerService.java b/services/credentials/java/com/android/server/credentials/CredentialManagerService.java
index d90cb36fcd04d..8728c3c647159 100644
--- a/services/credentials/java/com/android/server/credentials/CredentialManagerService.java
+++ b/services/credentials/java/com/android/server/credentials/CredentialManagerService.java
@@ -281,13 +281,13 @@ public final class CredentialManagerService
         }
     }
 
-    private Set<String> getPrimaryProvidersForUserId(int userId) {
+    private static Set<String> getPrimaryProvidersForUserId(Context context, int userId) {
         final int resolvedUserId = ActivityManager.handleIncomingUser(
                 Binder.getCallingPid(), Binder.getCallingUid(),
                 userId, false, false,
                 "getPrimaryProvidersForUserId", null);
         SecureSettingsServiceNameResolver resolver = new SecureSettingsServiceNameResolver(
-                mContext, Settings.Secure.CREDENTIAL_SERVICE_PRIMARY,
+                context, Settings.Secure.CREDENTIAL_SERVICE_PRIMARY,
                 /* isMultipleMode= */ true);
         String[] serviceNames = resolver.readServiceNameList(resolvedUserId);
         if (serviceNames == null) {
@@ -656,6 +656,7 @@ public final class CredentialManagerService
                             callback,
                             constructCallingAppInfo(callingPackage, userId, request.getOrigin()),
                             getEnabledProviders(),
+                            getPrimaryProvidersForUserId(getContext(), userId),
                             CancellationSignal.fromTransport(cancelTransport),
                             timestampBegan);
             addSessionLocked(userId, session);
@@ -804,7 +805,7 @@ public final class CredentialManagerService
 
             return CredentialProviderInfoFactory.getCredentialProviderServices(
                     mContext, userId, providerFilter, getEnabledProviders(),
-                    getPrimaryProvidersForUserId(userId));
+                    getPrimaryProvidersForUserId(mContext, userId));
         }
 
         @Override
@@ -815,7 +816,7 @@ public final class CredentialManagerService
             final int userId = UserHandle.getCallingUserId();
             return CredentialProviderInfoFactory.getCredentialProviderServicesForTesting(
                     mContext, userId, providerFilter, getEnabledProviders(),
-                    getPrimaryProvidersForUserId(userId));
+                    getPrimaryProvidersForUserId(mContext, userId));
         }
 
         @Override