{"result_count":1,"results":[{"addresses":[{"address_1":"PO BOX 1559","address_purpose":"MAILING","address_type":"DOM","city":"STONY BROOK","country_code":"US","country_name":"United States","postal_code":"117900989","state":"NY"},{"address_1":"4 SMITH HAVEN MALL STE 200","address_purpose":"LOCATION","address_type":"DOM","city":"LAKE GROVE","country_code":"US","country_name":"United States","fax_number":"631-444-4189","postal_code":"117551219","state":"NY","telephone_number":"631-444-4121"}],"basic":{"certification_date":"2026-02-15","credential":"MD, MS","enumeration_date":"2013-06-02","first_name":"KEITH","last_name":"CHADWICK","last_updated":"2026-02-15","middle_name":"ALAN","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1370205461000","endpoints":[{"address_1":"37 Research Way","address_type":"DOM","affiliation":"N","city":"East Setauket","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"Keith.Chadwick@direct.stonybrookmedicine.edu","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"117333465","state":"NY","useDescription":""}],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1771182021000","number":"1487091328","other_names":[],"practiceLocations":[{"address_1":"37 RESEARCH WAY","address_purpose":"LOCATION","address_type":"DOM","city":"EAST SETAUKET","country_code":"US","country_name":"United States","fax_number":"631-444-4707","postal_code":"117333465","state":"NY","telephone_number":"631-444-4545"}],"taxonomies":[{"code":"390200000X","desc":"Student in an Organized Health Care Education/Training Program","license":"PG168015","primary":false,"state":"OR","taxonomy_group":""},{"code":"390200000X","desc":"Student in an Organized Health Care Education/Training Program","license":"0116025714","primary":false,"state":"VA","taxonomy_group":""},{"code":"207Y00000X","desc":"Otolaryngology","license":"294203","primary":true,"state":"NY","taxonomy_group":""}]}]}