{"result_count":1,"results":[{"addresses":[{"address_1":"150 HARVESTER DR STE 300","address_purpose":"MAILING","address_type":"DOM","city":"BURR RIDGE","country_code":"US","country_name":"United States","postal_code":"605275965","state":"IL","telephone_number":"773-702-1150"},{"address_1":"5841 S MARYLAND AVE","address_purpose":"LOCATION","address_type":"DOM","city":"CHICAGO","country_code":"US","country_name":"United States","postal_code":"606371443","state":"IL","telephone_number":"773-702-1000"}],"basic":{"certification_date":"2026-02-06","credential":"MD","enumeration_date":"2018-03-28","first_name":"NATHALIE","last_name":"ANTONIOS","last_updated":"2026-02-06","sex":"F","sole_proprietor":"NO","status":"A"},"created_epoch":"1522293878000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1770401644000","number":"1902301138","other_names":[],"practiceLocations":[{"address_1":"1000 N WESTMORELAND RD","address_purpose":"LOCATION","address_type":"DOM","city":"LAKE FOREST","country_code":"US","country_name":"United States","fax_number":"847-535-7203","postal_code":"600451658","state":"IL","telephone_number":"847-234-5600"}],"taxonomies":[{"code":"207RC0200X","desc":"Internal Medicine, Critical Care Medicine","license":"036156686","primary":false,"state":"IL","taxonomy_group":""},{"code":"207RP1001X","desc":"Internal Medicine, Pulmonary Disease","license":"036156686","primary":true,"state":"IL","taxonomy_group":""},{"code":"208M00000X","desc":"Hospitalist","license":"036156686","primary":false,"state":"IL","taxonomy_group":""}]}]}