MySettings/MyPhpStormSettings/options/project.default.xml

<application>
  <component name="ProjectManager">
    <defaultProject>
      <component name="InspectionProjectProfileManager">
        <option name="PROJECT_PROFILE" />
        <version value="1.0" />
      </component>
      <component name="PhpWorkspaceProjectConfiguration" backward_compatibility_performed="true" />
      <component name="PropertiesComponent">
        <property name="nodejs_interpreter_path.stuck_in_default_project" value="C:/Program Files/nodejs/node" />
      </component>
    </defaultProject>
  </component>
</application>