{"result_count":1,"results":[{"addresses":[{"address_1":"981 WORCESTER ST STE 2A","address_purpose":"MAILING","address_type":"DOM","city":"WELLESLEY","country_code":"US","country_name":"United States","postal_code":"024823716","state":"MA","telephone_number":"781-304-8838"},{"address_1":"981 WORCESTER ST STE 203","address_purpose":"LOCATION","address_type":"DOM","city":"WELLESLEY","country_code":"US","country_name":"United States","fax_number":"781-489-5260","postal_code":"024823716","state":"MA","telephone_number":"781-304-8838"}],"basic":{"certification_date":"2026-03-04","credential":"M.D., M.P.H.","enumeration_date":"2006-05-03","first_name":"ROBERT","last_name":"LANCASTER","last_updated":"2026-03-04","middle_name":"TODD","name_prefix":"--","name_suffix":"--","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1146666710000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1772641460000","number":"1093773673","other_names":[],"practiceLocations":[{"address_1":"15 PARKMAN ST","address_2":"WACC 440","address_purpose":"LOCATION","address_type":"DOM","city":"BOSTON","country_code":"US","country_name":"United States","fax_number":"617-643-4714","postal_code":"021143117","state":"MA","telephone_number":"617-643-7647"}],"taxonomies":[{"code":"2086S0129X","desc":null,"license":"227874","primary":true,"state":"MA","taxonomy_group":""},{"code":"208600000X","desc":"Surgery","license":"227874","primary":false,"state":"MA","taxonomy_group":""}]}]}