diff --git a/extensions/typescript-language-features/src/typeScriptServiceClientHost.ts b/extensions/typescript-language-features/src/typeScriptServiceClientHost.ts
index 1e0d59f1057..101f75425d3 100644
--- a/extensions/typescript-language-features/src/typeScriptServiceClientHost.ts
+++ b/extensions/typescript-language-features/src/typeScriptServiceClientHost.ts
@@ -97,23 +97,31 @@ export default class TypeScriptServiceClientHost extends Disposable {
 		this.client.onReady(() => {
 			const languages = new Set<string>();
 			for (const plugin of pluginManager.plugins) {
-				for (const language of plugin.languages) {
-					languages.add(language);
+				if (plugin.configNamespace && plugin.languages.length) {
+					this.registerExtensionLanguageProvider({
+						id: plugin.configNamespace,
+						modeIds: Array.from(plugin.languages),
+						diagnosticSource: 'ts-plugin',
+						diagnosticLanguage: DiagnosticLanguage.TypeScript,
+						diagnosticOwner: 'typescript',
+						isExternal: true
+					}, onCompletionAccepted);
+				} else {
+					for (const language of plugin.languages) {
+						languages.add(language);
+					}
 				}
 			}
+
 			if (languages.size) {
-				const description: LanguageDescription = {
+				this.registerExtensionLanguageProvider({
 					id: 'typescript-plugins',
 					modeIds: Array.from(languages.values()),
 					diagnosticSource: 'ts-plugin',
 					diagnosticLanguage: DiagnosticLanguage.TypeScript,
 					diagnosticOwner: 'typescript',
 					isExternal: true
-				};
-				const manager = new LanguageProvider(this.client, description, this.commandManager, this.client.telemetryReporter, this.typingsStatus, this.fileConfigurationManager, onCompletionAccepted);
-				this.languages.push(manager);
-				this._register(manager);
-				this.languagePerId.set(description.id, manager);
+				}, onCompletionAccepted);
 			}
 		});
 
@@ -125,6 +133,13 @@ export default class TypeScriptServiceClientHost extends Disposable {
 		this.configurationChanged();
 	}
 
+	private registerExtensionLanguageProvider(description: LanguageDescription, onCompletionAccepted: (item: vscode.CompletionItem) => void) {
+		const manager = new LanguageProvider(this.client, description, this.commandManager, this.client.telemetryReporter, this.typingsStatus, this.fileConfigurationManager, onCompletionAccepted);
+		this.languages.push(manager);
+		this._register(manager);
+		this.languagePerId.set(description.id, manager);
+	}
+
 	private getAllModeIds(descriptions: LanguageDescription[], pluginManager: PluginManager) {
 		const allModeIds = flatten([
 			...descriptions.map(x => x.modeIds),
diff --git a/extensions/typescript-language-features/src/utils/plugins.ts b/extensions/typescript-language-features/src/utils/plugins.ts
index 71ce2430cb8..6d0708b15db 100644
--- a/extensions/typescript-language-features/src/utils/plugins.ts
+++ b/extensions/typescript-language-features/src/utils/plugins.ts
@@ -12,6 +12,7 @@ export interface TypeScriptServerPlugin {
 	readonly name: string;
 	readonly enableForWorkspaceTypeScriptVersions: boolean;
 	readonly languages: ReadonlyArray<string>;
+	readonly configNamespace?: string
 }
 
 namespace TypeScriptServerPlugin {
@@ -77,6 +78,7 @@ export class PluginManager extends Disposable {
 						enableForWorkspaceTypeScriptVersions: !!plugin.enableForWorkspaceTypeScriptVersions,
 						path: extension.extensionPath,
 						languages: Array.isArray(plugin.languages) ? plugin.languages : [],
+						configNamespace: plugin.configNamespace,
 					});
 				}
 				if (plugins.length) {
@@ -86,4 +88,4 @@ export class PluginManager extends Disposable {
 		}
 		return pluginMap;
 	}
-}
\ No newline at end of file
+}