{"result_count":1,"results":[{"addresses":[{"address_1":"29373 NETWORK PL","address_purpose":"MAILING","address_type":"DOM","city":"CHICAGO","country_code":"US","country_name":"United States","postal_code":"606731293","state":"IL","telephone_number":"847-390-5900"},{"address_1":"1700 LUTHER LN STE 2200","address_purpose":"LOCATION","address_type":"DOM","city":"PARK RIDGE","country_code":"US","country_name":"United States","postal_code":"600681270","state":"IL","telephone_number":"847-268-8577"}],"basic":{"certification_date":"2025-09-25","credential":"M.D.","enumeration_date":"2010-06-08","first_name":"JASON","last_name":"MACKLIS","last_updated":"2025-09-25","middle_name":"NATHANIEL","name_prefix":"Dr.","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1276035968000","endpoints":[{"address_1":"1700 Luther Ln Ste 2200","address_type":"DOM","affiliation":"N","city":"Park Ridge","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"jmacklis205719@direct.myadvocateaurora.org","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"600681270","state":"IL","use":"DIRECT","useDescription":"Direct"},{"address_1":"1700 Luther Ln Ste 2200","address_type":"DOM","affiliation":"N","city":"Park Ridge","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/","endpointType":"FHIR","endpointTypeDescription":"FHIR URL","postal_code":"600681270","state":"IL","useDescription":""}],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1758804579000","number":"1003136458","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207RH0003X","desc":"Internal Medicine, Hematology & Oncology","license":"036133462","primary":true,"state":"IL","taxonomy_group":""}]}]}