{"result_count":1,"results":[{"addresses":[{"address_1":"44 BINNEY STREET","address_2":"SUITE 1644 DANA FARBER CANCER INSTITUTE","address_purpose":"MAILING","address_type":"DOM","city":"BOSTON","country_code":"US","country_name":"United States","fax_number":"617-632-6585","postal_code":"02115","state":"MA","telephone_number":"617-632-2155"},{"address_1":"44 BINNEY ST","address_2":"SUITE 1644, DANA FARBER CNACER INSTITUTE","address_purpose":"LOCATION","address_type":"DOM","city":"BOSTON","country_code":"US","country_name":"United States","postal_code":"021156013","state":"MA","telephone_number":"617-632-2155"}],"basic":{"credential":"MD","enumeration_date":"2006-12-18","first_name":"DAVID","last_name":"NATHAN","last_updated":"2007-07-08","middle_name":"G","name_prefix":"Dr.","name_suffix":"--","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1166451192000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[{"code":"01","desc":"Other (non-Medicare)","identifier":"025743","issuer":"Tufts","state":null},{"code":"01","desc":"Other (non-Medicare)","identifier":"1101614959","issuer":"RR Medicare DFCI","state":null},{"code":"01","desc":"Other (non-Medicare)","identifier":"2066634","issuer":"Aetna US Healthcare","state":null},{"code":"01","desc":"Other (non-Medicare)","identifier":"23306","issuer":"Fallon Community Health","state":null},{"code":"01","desc":"Other (non-Medicare)","identifier":"4148557","issuer":"Cigna","state":null},{"code":"01","desc":"Other (non-Medicare)","identifier":"694501","issuer":"HPHC DFCI Only","state":null},{"code":"01","desc":"Other (non-Medicare)","identifier":"M04031","issuer":"Blue Cross Blue Shield","state":"MA"}],"last_updated_epoch":"1183947785000","number":"1487717179","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"2080P0207X","desc":"Pediatrics, Pediatric Hematology-Oncology","license":"25743","primary":true,"state":"MA","taxonomy_group":""}]}]}