{"result_count":1,"results":[{"addresses":[{"address_1":"PO BOX 9142","address_2":"MASS. GENERAL PHYSICIAN ORGANIZATION","address_purpose":"MAILING","address_type":"DOM","city":"CHARLESTOWN","country_code":"US","country_name":"United States","fax_number":"617-726-2894","postal_code":"021299142","state":"MA","telephone_number":"617-724-0287"},{"address_1":"55 FRUIT ST YAW 7","address_2":"HEMATOLOGY/ONCOLOGY","address_purpose":"LOCATION","address_type":"DOM","city":"BOSTON","country_code":"US","country_name":"United States","fax_number":"617-724-6919","postal_code":"021142621","state":"MA","telephone_number":"617-726-6254"}],"basic":{"credential":"MD, PhD","enumeration_date":"2005-11-14","first_name":"EUNICE","last_name":"KWAK","last_updated":"2025-09-11","middle_name":"L","name_prefix":"Dr.","name_suffix":"--","sex":"F","sole_proprietor":"NO","status":"A"},"created_epoch":"1131984810000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[{"code":"05","desc":"MEDICAID","identifier":"2009170","issuer":null,"state":"MA"},{"code":"01","desc":"Other (non-Medicare)","identifier":"205757","issuer":"Tufts Health Plan","state":"MA"},{"code":"01","desc":"Other (non-Medicare)","identifier":"J26132","issuer":"BCBS of MA","state":"MA"}],"last_updated_epoch":"1757623214000","number":"1184605479","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207R00000X","desc":"Internal Medicine","license":"205757","primary":false,"state":"MA","taxonomy_group":""},{"code":"207RX0202X","desc":"Internal Medicine, Medical Oncology","license":"205757","primary":true,"state":"MA","taxonomy_group":""}]}]}