{"result_count":1,"results":[{"addresses":[{"address_1":"PO BOX 5074","address_purpose":"MAILING","address_type":"DOM","city":"SIOUX FALLS","country_code":"US","country_name":"United States","postal_code":"571175074","state":"SD","telephone_number":"605-328-9419"},{"address_1":"5225 23RD AVE S","address_purpose":"LOCATION","address_type":"DOM","city":"FARGO","country_code":"US","country_name":"United States","fax_number":"310-427-6763","postal_code":"581047927","state":"ND","telephone_number":"701-417-2575"}],"basic":{"certification_date":"2025-05-28","credential":"MD","enumeration_date":"2006-05-05","first_name":"ALEXANDER","last_name":"STEIN","last_updated":"2025-05-28","middle_name":"GEOFFREY","name_prefix":"Dr.","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1146839773000","endpoints":[{"address_1":"305 W Jackson St Ste 206","address_type":"DOM","affiliation":"N","city":"Carbondale","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"astein77867@sih.direct-ci.com","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"629011474","state":"IL","useDescription":""}],"enumeration_type":"NPI-1","identifiers":[{"code":"05","desc":"MEDICAID","identifier":"00A338770","issuer":null,"state":"CA"}],"last_updated_epoch":"1748436067000","number":"1861440430","other_names":[],"practiceLocations":[{"address_1":"1400 E BOULDER ST STE 700","address_purpose":"LOCATION","address_type":"DOM","city":"COLORADO SPRINGS","country_code":"US","country_name":"United States","fax_number":"719-365-7668","postal_code":"809095533","state":"CO","telephone_number":"719-364-3278"},{"address_1":"305 W JACKSON ST STE 206","address_purpose":"LOCATION","address_type":"DOM","city":"CARBONDALE","country_code":"US","country_name":"United States","fax_number":"618-457-3007","postal_code":"629011474","state":"IL","telephone_number":"618-457-3006"},{"address_1":"747 N RUTLEDGE ST FL 4","address_purpose":"LOCATION","address_type":"DOM","city":"SPRINGFIELD","country_code":"US","country_name":"United States","postal_code":"627026700","state":"IL","telephone_number":"217-545-8000"}],"taxonomies":[{"code":"208G00000X","desc":"Thoracic Surgery (Cardiothoracic Vascular Surgery)","license":"A33877","primary":false,"state":"CA","taxonomy_group":""},{"code":"208G00000X","desc":"Thoracic Surgery (Cardiothoracic Vascular Surgery)","license":"100090","primary":false,"state":"GA","taxonomy_group":""},{"code":"208G00000X","desc":"Thoracic Surgery (Cardiothoracic Vascular Surgery)","license":"036167750","primary":false,"state":"IL","taxonomy_group":""},{"code":"208G00000X","desc":"Thoracic Surgery (Cardiothoracic Vascular Surgery)","license":"21627","primary":true,"state":"ND","taxonomy_group":""}]}]}