{"result_count":1,"results":[{"addresses":[{"address_1":"75 FRANCIS ST","address_purpose":"MAILING","address_type":"DOM","city":"BOSTON","country_code":"US","country_name":"United States","postal_code":"021156110","state":"MA","telephone_number":"617-732-5500"},{"address_1":"75 FRANCIS ST","address_purpose":"LOCATION","address_type":"DOM","city":"BOSTON","country_code":"US","country_name":"United States","postal_code":"021156110","state":"MA","telephone_number":"617-732-6389"}],"basic":{"credential":"M.D.","enumeration_date":"2007-02-07","first_name":"WALTER","last_name":"CHAN","last_updated":"2010-04-16","middle_name":"WAI-YIP","name_prefix":"Dr.","name_suffix":"--","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1170873985000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1271397137000","number":"1295875540","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207R00000X","desc":"Internal Medicine","license":"233733","primary":false,"state":"MA","taxonomy_group":""},{"code":"207RG0100X","desc":"Internal Medicine, Gastroenterology","license":"233733","primary":true,"state":"MA","taxonomy_group":""}]}]}