diff --git a/packages/react-native-codegen/src/cli/combine/__tests__/combine-utils-test.js b/packages/react-native-codegen/src/cli/combine/__tests__/combine-utils-test.js
new file mode 100644
index 00000000000000..84acd9ee556251
--- /dev/null
+++ b/packages/react-native-codegen/src/cli/combine/__tests__/combine-utils-test.js
@@ -0,0 +1,208 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ * @oncall react_native
+ */
+
+'use-strict';
+
+const {parseArgs, filterJSFile} = require('../combine-utils.js');
+
+describe('parseArgs', () => {
+  const nodeBin = 'node';
+  const combineApp = 'app';
+  const schemaJson = 'schema.json';
+  const specFile1 = 'NativeSpec.js';
+  const specFile2 = 'SpecNativeComponent.js';
+
+  describe('when no platform provided', () => {
+    it('returns null platform, schema and fileList', () => {
+      const {platform, outfile, fileList} = parseArgs([
+        nodeBin,
+        combineApp,
+        schemaJson,
+        specFile1,
+        specFile2,
+      ]);
+
+      expect(platform).toBeNull();
+      expect(outfile).toBe(schemaJson);
+      expect(fileList).toStrictEqual([specFile1, specFile2]);
+    });
+  });
+
+  describe('when platform passed with --platform', () => {
+    it('returns the platform, the schema and the fileList', () => {
+      const {platform, outfile, fileList} = parseArgs([
+        nodeBin,
+        combineApp,
+        '--platform',
+        'ios',
+        schemaJson,
+        specFile1,
+        specFile2,
+      ]);
+
+      expect(platform).toBe('ios');
+      expect(outfile).toBe(schemaJson);
+      expect(fileList).toStrictEqual([specFile1, specFile2]);
+    });
+  });
+
+  describe('when platform passed with -p', () => {
+    it('returns the platform, the schema and the fileList', () => {
+      const {platform, outfile, fileList} = parseArgs([
+        nodeBin,
+        combineApp,
+        '-p',
+        'android',
+        schemaJson,
+        specFile1,
+        specFile2,
+      ]);
+
+      expect(platform).toBe('android');
+      expect(outfile).toBe(schemaJson);
+      expect(fileList).toStrictEqual([specFile1, specFile2]);
+    });
+  });
+});
+
+describe('filterJSFile', () => {
+  describe('When the file is not a Spec file', () => {
+    it('when no platform is passed, return false', () => {
+      const file = 'anyJSFile.js';
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+
+    it('when ios is passed and the file is iOS specific, return false', () => {
+      const file = 'anyJSFile.ios.js';
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+
+    it('when android is passed and the file is android specific, return false', () => {
+      const file = 'anyJSFile.android.js';
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+  });
+
+  describe('When the file is NativeUIManager', () => {
+    it('returns false', () => {
+      const file = 'NativeUIManager.js';
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+  });
+
+  describe('When the file is NativeSampleTurboModule', () => {
+    it('returns false', () => {
+      const file = 'NativeSampleTurboModule.js';
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+  });
+
+  describe('When the file is a test file', () => {
+    it('returns false', () => {
+      const file = '__tests__/NativeModule-test.js';
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+  });
+
+  describe('When the file is a TS type def', () => {
+    it('returns false', () => {
+      const file = 'NativeModule.d.ts';
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+  });
+
+  describe('When the file is valid and it is platform agnostic', () => {
+    const file = 'NativeModule.js';
+    it('if the platform is null, returns true', () => {
+      const result = filterJSFile(file);
+      expect(result).toBeTruthy();
+    });
+    it('if the platform is ios, returns true', () => {
+      const result = filterJSFile(file, 'ios');
+      expect(result).toBeTruthy();
+    });
+    it('if the platform is android, returns true', () => {
+      const result = filterJSFile(file, 'android');
+      expect(result).toBeTruthy();
+    });
+    it('if the platform is windows, returns false', () => {
+      const result = filterJSFile(file, 'windows');
+      expect(result).toBeTruthy();
+    });
+  });
+
+  describe('When the file is valid and it is iOS specific', () => {
+    const file = 'MySampleNativeComponent.ios.js';
+    it('if the platform is null, returns false', () => {
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+    it('if the platform is ios, returns true', () => {
+      const result = filterJSFile(file, 'ios');
+      expect(result).toBeTruthy();
+    });
+    it('if the platform is android, returns false', () => {
+      const result = filterJSFile(file, 'android');
+      expect(result).toBeFalsy();
+    });
+    it('if the platform is windows, returns false', () => {
+      const result = filterJSFile(file, 'windows');
+      expect(result).toBeFalsy();
+    });
+  });
+
+  describe('When the file is valid and it is Android specific', () => {
+    const file = 'MySampleNativeComponent.android.js';
+    it('if the platform is null, returns false', () => {
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+    it('if the platform is ios, returns false', () => {
+      const result = filterJSFile(file, 'ios');
+      expect(result).toBeFalsy();
+    });
+    it('if the platform is android, returns true', () => {
+      const result = filterJSFile(file, 'android');
+      expect(result).toBeTruthy();
+    });
+    it('if the platform is windows, returns false', () => {
+      const result = filterJSFile(file, 'windows');
+      expect(result).toBeFalsy();
+    });
+  });
+
+  describe('When the file is valid and it is Windows specific', () => {
+    const file = 'MySampleNativeComponent.windows.js';
+    it('if the platform is null, returns false', () => {
+      const result = filterJSFile(file);
+      expect(result).toBeFalsy();
+    });
+    it('if the platform is ios, returns false', () => {
+      const result = filterJSFile(file, 'ios');
+      expect(result).toBeFalsy();
+    });
+    it('if the platform is android, returns false', () => {
+      const result = filterJSFile(file, 'android');
+      expect(result).toBeFalsy();
+    });
+    it('if the platform is windows, returns true', () => {
+      const result = filterJSFile(file, 'windows');
+      expect(result).toBeTruthy();
+    });
+  });
+});
diff --git a/packages/react-native-codegen/src/cli/combine/combine-js-to-schema-cli.js b/packages/react-native-codegen/src/cli/combine/combine-js-to-schema-cli.js
index 8831fb25be7a5f..00fadf3dd66107 100644
--- a/packages/react-native-codegen/src/cli/combine/combine-js-to-schema-cli.js
+++ b/packages/react-native-codegen/src/cli/combine/combine-js-to-schema-cli.js
@@ -14,24 +14,9 @@
 const combine = require('./combine-js-to-schema');
 const fs = require('fs');
 const glob = require('glob');
-const path = require('path');
+const {parseArgs, filterJSFile} = require('./combine-utils');
 
-const [outfile, ...fileList] = process.argv.slice(2);
-
-function filterJSFile(file: string) {
-  return (
-    /^(Native.+|.+NativeComponent)/.test(path.basename(file)) &&
-    // NativeUIManager will be deprecated by Fabric UIManager.
-    // For now, ignore this spec completely because the types are not fully supported.
-    !file.endsWith('NativeUIManager.js') &&
-    // NativeSampleTurboModule is for demo purpose. It should be added manually to the
-    // app for now.
-    !file.endsWith('NativeSampleTurboModule.js') &&
-    !file.includes('__tests') &&
-    // Ignore TypeScript type declaration files.
-    !file.endsWith('.d.ts')
-  );
-}
+const {platform, outfile, fileList} = parseArgs(process.argv);
 
 const allFiles = [];
 fileList.forEach(file => {
@@ -40,7 +25,7 @@ fileList.forEach(file => {
       .sync(`${file}/**/*.{js,ts,tsx}`, {
         nodir: true,
       })
-      .filter(filterJSFile);
+      .filter(element => filterJSFile(element, platform));
     allFiles.push(...dirFiles);
   } else if (filterJSFile(file)) {
     allFiles.push(file);
diff --git a/packages/react-native-codegen/src/cli/combine/combine-utils.js b/packages/react-native-codegen/src/cli/combine/combine-utils.js
new file mode 100644
index 00000000000000..5dad6e041b6b99
--- /dev/null
+++ b/packages/react-native-codegen/src/cli/combine/combine-utils.js
@@ -0,0 +1,85 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ * @oncall react_native
+ */
+
+'use strict';
+
+const path = require('path');
+
+function parseArgs(args: string[]): {
+  platform: ?string,
+  outfile: string,
+  fileList: string[],
+} {
+  if (args.length > 2 && ['-p', '--platform'].indexOf(args[2]) >= 0) {
+    const [outfile, ...fileList] = args.slice(4);
+    return {
+      platform: args[3],
+      outfile,
+      fileList,
+    };
+  }
+
+  const [outfile, ...fileList] = args.slice(2);
+  return {
+    platform: null,
+    outfile,
+    fileList,
+  };
+}
+
+/**
+ * This function is used by the CLI to decide whether a JS/TS file has to be processed or not by the Codegen.
+ * Parameters:
+ *   - file: the path to the file
+ *   - currentPlatform: the current platform for which we are creating the specs
+ * Returns: `true` if the file can be used to generate some code; `false` otherwise
+ *
+ */
+function filterJSFile(file: string, currentPlatform: ?string): boolean {
+  const isSpecFile = /^(Native.+|.+NativeComponent)/.test(path.basename(file));
+  const isNotNativeUIManager = !file.endsWith('NativeUIManager.js');
+  const isNotNativeSampleTurboModule = !file.endsWith(
+    'NativeSampleTurboModule.js',
+  );
+  const isNotTest = !file.includes('__tests');
+  const isNotTSTypeDefinition = !file.endsWith('.d.ts');
+
+  const isValidCandidate =
+    isSpecFile &&
+    isNotNativeUIManager &&
+    isNotNativeSampleTurboModule &&
+    isNotTest &&
+    isNotTSTypeDefinition;
+
+  const filenameComponents = path.basename(file).split('.');
+  const isPlatformAgnostic = filenameComponents.length === 2;
+
+  if (currentPlatform == null) {
+    // need to accept only files that are platform agnostic
+    return isValidCandidate && isPlatformAgnostic;
+  }
+
+  // If a platform is passed, accept both platform agnostic specs...
+  if (isPlatformAgnostic) {
+    return isValidCandidate;
+  }
+
+  // ...and specs that share the same platform as the one passed.
+  // specfiles must follow the pattern: <filename>[.<platform>].(js|ts|tsx)
+  const filePlatform =
+    filenameComponents.length > 2 ? filenameComponents[1] : 'unknown';
+  return isValidCandidate && currentPlatform === filePlatform;
+}
+
+module.exports = {
+  parseArgs,
+  filterJSFile,
+};
diff --git a/packages/react-native-codegen/src/parsers/__tests__/utils-test.js b/packages/react-native-codegen/src/parsers/__tests__/utils-test.js
new file mode 100644
index 00000000000000..72e170cbf7ffab
--- /dev/null
+++ b/packages/react-native-codegen/src/parsers/__tests__/utils-test.js
@@ -0,0 +1,65 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @format
+ * @oncall react_native
+ */
+
+'use strict';
+const {extractNativeModuleName} = require('../utils.js');
+
+describe('extractnativeModuleName', () => {
+  it('return filename when it ends with .js', () => {
+    const filename = '/some_folder/NativeModule.js';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .ts', () => {
+    const filename = '/some_folder/NativeModule.ts';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .tsx', () => {
+    const filename = '/some_folder/NativeModule.tsx';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .android.js', () => {
+    const filename = '/some_folder/NativeModule.android.js';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .android.ts', () => {
+    const filename = '/some_folder/NativeModule.android.ts';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .android.tsx', () => {
+    const filename = '/some_folder/NativeModule.android.tsx';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .ios.js', () => {
+    const filename = '/some_folder/NativeModule.ios.ts';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .ios.ts', () => {
+    const filename = '/some_folder/NativeModule.ios.ts';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .ios.tsx', () => {
+    const filename = '/some_folder/NativeModule.ios.tsx';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+  it('return filename when it ends with .windows.js', () => {
+    const filename = '/some_folder/NativeModule.windows.js';
+    const nativeModuleName = extractNativeModuleName(filename);
+    expect(nativeModuleName).toBe('NativeModule');
+  });
+});
diff --git a/packages/react-native-codegen/src/parsers/flow/index.js b/packages/react-native-codegen/src/parsers/flow/index.js
index 23e1a5c6aa6aa1..441ec3a5815319 100644
--- a/packages/react-native-codegen/src/parsers/flow/index.js
+++ b/packages/react-native-codegen/src/parsers/flow/index.js
@@ -14,7 +14,7 @@ import type {SchemaType} from '../../CodegenSchema.js';
 // $FlowFixMe[untyped-import] there's no flowtype flow-parser
 const flowParser = require('flow-parser');
 const fs = require('fs');
-const path = require('path');
+const {extractNativeModuleName} = require('../utils.js');
 const {buildComponentSchema} = require('./components');
 const {wrapComponentSchema} = require('./components/schema');
 const {buildModuleSchema} = require('./modules');
@@ -88,11 +88,11 @@ function buildSchema(contents: string, filename: ?string): SchemaType {
       if (filename === undefined || filename === null) {
         throw new Error('Filepath expected while parasing a module');
       }
-      const hasteModuleName = path.basename(filename).replace(/\.js$/, '');
+      const nativeModuleName = extractNativeModuleName(filename);
 
       const [parsingErrors, tryParse] = createParserErrorCapturer();
       const schema = tryParse(() =>
-        buildModuleSchema(hasteModuleName, ast, tryParse),
+        buildModuleSchema(nativeModuleName, ast, tryParse),
       );
 
       if (parsingErrors.length > 0) {
@@ -112,7 +112,7 @@ function buildSchema(contents: string, filename: ?string): SchemaType {
         'When there are no parsing errors, the schema should not be null',
       );
 
-      return wrapModuleSchema(schema, hasteModuleName);
+      return wrapModuleSchema(schema, nativeModuleName);
     }
     default:
       return {modules: {}};
diff --git a/packages/react-native-codegen/src/parsers/typescript/index.js b/packages/react-native-codegen/src/parsers/typescript/index.js
index 92f41635cc7687..4b585fb623e7ad 100644
--- a/packages/react-native-codegen/src/parsers/typescript/index.js
+++ b/packages/react-native-codegen/src/parsers/typescript/index.js
@@ -13,7 +13,7 @@
 import type {SchemaType} from '../../CodegenSchema.js';
 const babelParser = require('@babel/parser');
 const fs = require('fs');
-const path = require('path');
+const {extractNativeModuleName} = require('../utils.js');
 const {buildComponentSchema} = require('./components');
 const {wrapComponentSchema} = require('./components/schema');
 const {buildModuleSchema} = require('./modules');
@@ -98,12 +98,12 @@ function buildSchema(contents: string, filename: ?string): SchemaType {
       if (filename === undefined || filename === null) {
         throw new Error('Filepath expected while parasing a module');
       }
-      const hasteModuleName = path.basename(filename).replace(/\.tsx?$/, '');
+      const nativeModuleName = extractNativeModuleName(filename);
 
       const [parsingErrors, tryParse] = createParserErrorCapturer();
 
       const schema = tryParse(() =>
-        buildModuleSchema(hasteModuleName, ast, tryParse),
+        buildModuleSchema(nativeModuleName, ast, tryParse),
       );
 
       if (parsingErrors.length > 0) {
@@ -123,7 +123,7 @@ function buildSchema(contents: string, filename: ?string): SchemaType {
         'When there are no parsing errors, the schema should not be null',
       );
 
-      return wrapModuleSchema(schema, hasteModuleName);
+      return wrapModuleSchema(schema, nativeModuleName);
     }
     default:
       return {modules: {}};
diff --git a/packages/react-native-codegen/src/parsers/utils.js b/packages/react-native-codegen/src/parsers/utils.js
new file mode 100644
index 00000000000000..1626a68b4f6f8f
--- /dev/null
+++ b/packages/react-native-codegen/src/parsers/utils.js
@@ -0,0 +1,23 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+'use strict';
+
+const path = require('path');
+
+function extractNativeModuleName(filename: string): string {
+  // this should drop everything after the file name. For Example it will drop:
+  // .android.js, .android.ts, .android.tsx, .ios.js, .ios.ts, .ios.tsx, .js, .ts, .tsx
+  return path.basename(filename).split('.')[0];
+}
+
+module.exports = {
+  extractNativeModuleName,
+};
diff --git a/packages/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTask.kt b/packages/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTask.kt
index 056185f03e8a8d..89748e1fcbdfeb 100644
--- a/packages/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTask.kt
+++ b/packages/react-native-gradle-plugin/src/main/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTask.kt
@@ -69,6 +69,8 @@ abstract class GenerateCodegenSchemaTask : Exec() {
                 .get()
                 .asFile
                 .absolutePath,
+            "--platform",
+            "android",
             generatedSchemaFile.get().asFile.absolutePath,
             jsRootDir.asFile.get().absolutePath,
         ))
diff --git a/packages/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTaskTest.kt b/packages/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTaskTest.kt
index c9508747f53639..6b51434a6055b1 100644
--- a/packages/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTaskTest.kt
+++ b/packages/react-native-gradle-plugin/src/test/kotlin/com/facebook/react/tasks/GenerateCodegenSchemaTaskTest.kt
@@ -147,6 +147,8 @@ class GenerateCodegenSchemaTaskTest {
         listOf(
             "--verbose",
             File(codegenDir, "lib/cli/combine/combine-js-to-schema-cli.js").toString(),
+            "--platform",
+            "android",
             File(outputDir, "schema.json").toString(),
             jsRootDir.toString(),
         ),
diff --git a/scripts/codegen/generate-artifacts-executor.js b/scripts/codegen/generate-artifacts-executor.js
index 6fc398a8bcb9d6..e1e13518d20290 100644
--- a/scripts/codegen/generate-artifacts-executor.js
+++ b/scripts/codegen/generate-artifacts-executor.js
@@ -319,7 +319,7 @@ function generateSchema(tmpDir, library, node, codegenCliPath) {
       'cli',
       'combine',
       'combine-js-to-schema-cli.js',
-    )} ${pathToSchema} ${pathToJavaScriptSources}`,
+    )} --platform ios ${pathToSchema} ${pathToJavaScriptSources}`,
   );
   console.log(`[Codegen] Generated schema: ${pathToSchema}`);
   return pathToSchema;