{"result_count":1,"results":[{"addresses":[{"address_1":"1635 N GEORGE MASON DR","address_2":"STE 170","address_purpose":"LOCATION","address_type":"DOM","city":"ARLINGTON","country_code":"US","country_name":"United States","fax_number":"703-528-0338","postal_code":"222053633","state":"VA","telephone_number":"703-894-3800"},{"address_1":"1635 N GEORGE MASON DR","address_2":"STE 170","address_purpose":"MAILING","address_type":"DOM","city":"ARLINGTON","country_code":"US","country_name":"United States","fax_number":"703-528-0338","postal_code":"222053633","state":"VA","telephone_number":"703-894-3800"}],"basic":{"certification_date":"2023-01-09","credential":"M.D.","enumeration_date":"2006-04-18","first_name":"THOMAS","last_name":"BUTLER","last_updated":"2023-01-09","middle_name":"P.","name_prefix":"Dr.","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1145396239000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1673284441000","number":"1548225048","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"174400000X","desc":"Specialist","license":"0101029485","primary":false,"state":"VA","taxonomy_group":""},{"code":"207RX0202X","desc":"Internal Medicine, Medical Oncology","license":"0101029485","primary":true,"state":"VA","taxonomy_group":""}]}]}