$result = civicrm_api3('Membership', 'get', array(
   'sequential' => 1,
   'return' => array("contact_id", "membership_type_id", "end_date",
      "is_override", "status_id", "owner_membership_id",
      "contact_id.last_name",
      "contact_id.email"),
   'status_id' => array('IN' => array("New", "Current", "Grace")),
));