public function getserviceprovidersAction()
 {
     $request = $this->getRequest();
     if ($request->isPost()) {
         $model = new Practitioners();
         $filter = array('practitioners_name' => $request->getPost('word'), 'status_id' => 9);
         $api_url = $this->getServiceLocator()->get('config')['api_url']['value'];
         $results = $model->getServiceProviders($api_url, $filter);
         echo json_encode(array('status' => 1, 'results' => $results));
     }
     exit;
 }