{"result_count":1,"results":[{"addresses":[{"address_1":"100 WOODRUFF CIRCLE","address_2":"EMORY SCHOOL OF MEDICINE, SUITE 327","address_purpose":"MAILING","address_type":"DOM","city":"ATLANTA","country_code":"US","country_name":"United States","postal_code":"30322","state":"GA","telephone_number":"404-727-5658"},{"address_1":"8333 NAAB RD STE 320","address_purpose":"LOCATION","address_type":"DOM","city":"INDIANAPOLIS","country_code":"US","country_name":"United States","fax_number":"317-583-3099","postal_code":"462601983","state":"IN","telephone_number":"317-338-3000"}],"basic":{"certification_date":"2025-09-09","credential":"MD","enumeration_date":"2014-10-23","first_name":"WILLIAM","last_name":"WALLEN","last_updated":"2025-09-09","name_prefix":"--","name_suffix":"--","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1414075302000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[{"code":"01","desc":"Other (non-Medicare)","identifier":"TP576","issuer":"KY License","state":"KY"}],"last_updated_epoch":"1757429502000","number":"1164827945","other_names":[],"practiceLocations":[{"address_1":"800 ROSE ST","address_purpose":"LOCATION","address_type":"DOM","city":"LEXINGTON","country_code":"US","country_name":"United States","postal_code":"40536","state":"KY","telephone_number":"859-323-1000"}],"taxonomies":[{"code":"208G00000X","desc":"Thoracic Surgery (Cardiothoracic Vascular Surgery)","license":"TP576","primary":true,"state":"KY","taxonomy_group":""},{"code":"390200000X","desc":"Student in an Organized Health Care Education/Training Program","license":null,"primary":false,"state":null,"taxonomy_group":""},{"code":"208G00000X","desc":"Thoracic Surgery (Cardiothoracic Vascular Surgery)","license":"01097512A","primary":false,"state":"IN","taxonomy_group":""}]}]}