{"result_count":1,"results":[{"addresses":[{"address_1":"4211 MCCULLOCH ST","address_purpose":"MAILING","address_type":"DOM","city":"DULUTH","country_code":"US","country_name":"United States","postal_code":"558041934","state":"MN"},{"address_1":"4211 MCCULLOCH ST","address_purpose":"LOCATION","address_type":"DOM","city":"DULUTH","country_code":"US","country_name":"United States","postal_code":"558041934","state":"MN","telephone_number":"218-260-9900"}],"basic":{"certification_date":"2026-03-25","credential":"M.D.  Ph.D.","enumeration_date":"2013-04-02","first_name":"ANNA","last_name":"GYBINA","last_updated":"2026-03-25","sex":"F","sole_proprietor":"NO","status":"A"},"created_epoch":"1364914072000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1774452615000","number":"1477896009","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207RN0300X","desc":"Internal Medicine, Nephrology","license":"63644","primary":true,"state":"MN","taxonomy_group":""}]}]}