{"result_count":1,"results":[{"addresses":[{"address_1":"2020 W HARRISON ST","address_purpose":"LOCATION","address_type":"DOM","city":"CHICAGO","country_code":"US","country_name":"United States","fax_number":"312-572-4511","postal_code":"606123741","state":"IL","telephone_number":"312-572-4505"},{"address_1":"2020 W HARRISON ST","address_purpose":"MAILING","address_type":"DOM","city":"CHICAGO","country_code":"US","country_name":"United States","fax_number":"312-572-4511","postal_code":"606123741","state":"IL","telephone_number":"312-572-4505"}],"basic":{"certification_date":"2021-04-21","credential":"M.D.","enumeration_date":"2006-07-10","first_name":"DAVID","last_name":"BARKER","last_updated":"2021-04-21","middle_name":"E.","name_prefix":"Dr.","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1152562488000","endpoints":[{"address_1":"1969 W. Ogden Ave.","address_type":"DOM","affiliation":"Y","affiliationName":"Cook County","city":"Chicago","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"Dbarker@direct.ccprovider.org","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"606123723","state":"IL","use":"DIRECT","useDescription":"Direct"}],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1619030251000","number":"1306870993","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207R00000X","desc":"Internal Medicine","license":"036-073201","primary":false,"state":"IL","taxonomy_group":""},{"code":"207RI0200X","desc":"Internal Medicine, Infectious Disease","license":"036073201","primary":true,"state":"IL","taxonomy_group":""}]}]}