{"result_count":1,"results":[{"addresses":[{"address_1":"725 WELCH RD","address_purpose":"LOCATION","address_type":"DOM","city":"PALO ALTO","country_code":"US","country_name":"United States","postal_code":"943041601","state":"CA","telephone_number":"650-497-8000"},{"address_1":"725 WELCH RD","address_purpose":"MAILING","address_type":"DOM","city":"PALO ALTO","country_code":"US","country_name":"United States","postal_code":"943041601","state":"CA","telephone_number":"650-497-8000"}],"basic":{"certification_date":"2024-12-26","credential":"MD PhD","enumeration_date":"2019-08-07","first_name":"MARK","last_name":"CHUBB","last_updated":"2024-12-26","middle_name":"HENRY","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1565200617000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[{"code":"01","desc":"Other (non-Medicare)","identifier":"6103946","issuer":"General Medical Council, UK","state":null}],"last_updated_epoch":"1735224745000","number":"1811542723","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"207RC0001X","desc":"Internal Medicine, Clinical Cardiac Electrophysiology","license":"A184264","primary":false,"state":"CA","taxonomy_group":""},{"code":"2080P0202X","desc":"Pediatrics, Pediatric Cardiology","license":"A184264","primary":true,"state":"CA","taxonomy_group":""}]}]}