{"result_count":1,"results":[{"addresses":[{"address_1":"1401 25TH ST S","address_purpose":"MAILING","address_type":"DOM","city":"GREAT FALLS","country_code":"US","country_name":"United States","fax_number":"406-731-8318","postal_code":"594055183","state":"MT","telephone_number":"406-731-8888"},{"address_1":"ST MARY'S REGIONAL MEDICAL CENTER 2635 N 7TH ST","address_2":"4TH FLOOR","address_purpose":"LOCATION","address_type":"DOM","city":"GRAND JUNCTION","country_code":"US","country_name":"United States","fax_number":"970-298-7761","postal_code":"81501","state":"CO","telephone_number":"970-298-5910"}],"basic":{"certification_date":"2025-12-16","credential":"DO, MPH","enumeration_date":"2007-12-27","first_name":"ELIZABETH","last_name":"ARENA","last_updated":"2025-12-16","middle_name":"ARENA","sex":"F","sole_proprietor":"NO","status":"A"},"created_epoch":"1198778777000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1765907295000","number":"1881878759","other_names":[{"code":"1","credential":"DO","first_name":"ELIZABETH","last_name":"ROOK","middle_name":"ANNE","type":"Former Name"}],"practiceLocations":[],"taxonomies":[{"code":"207RR0500X","desc":"Internal Medicine, Rheumatology","license":"DR.0061640","primary":false,"state":"CO","taxonomy_group":""},{"code":"207RR0500X","desc":"Internal Medicine, Rheumatology","license":"113913","primary":true,"state":"MT","taxonomy_group":""}]}]}