{"result_count":1,"results":[{"addresses":[{"address_1":"26615 MAPLE VALLEY BLACK DIAMOND RD SE","address_purpose":"MAILING","address_type":"DOM","city":"MAPLE VALLEY","country_code":"US","country_name":"United States","postal_code":"980388347","state":"WA","telephone_number":"425-413-8787"},{"address_1":"26615 MAPLE VALLEY BLACK DIAMOND RD SE","address_purpose":"LOCATION","address_type":"DOM","city":"MAPLE VALLEY","country_code":"US","country_name":"United States","postal_code":"980388347","state":"WA","telephone_number":"425-413-8787"}],"basic":{"certification_date":"2025-09-29","credential":"OD","enumeration_date":"2022-08-29","first_name":"NICHOLAS","last_name":"CASTAGNA","last_updated":"2025-09-29","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1661770900000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1759178612000","number":"1841910270","other_names":[],"practiceLocations":[],"taxonomies":[{"code":"152W00000X","desc":"Optometrist","license":"OD61338911","primary":true,"state":"WA","taxonomy_group":""}]}]}