{"result_count":1,"results":[{"addresses":[{"address_1":"1229 C AVE E","address_purpose":"MAILING","address_type":"DOM","city":"OSKALOOSA","country_code":"US","country_name":"United States","postal_code":"525774298","state":"IA","telephone_number":"641-672-3236"},{"address_1":"1229 C AVE E","address_purpose":"LOCATION","address_type":"DOM","city":"OSKALOOSA","country_code":"US","country_name":"United States","postal_code":"525774298","state":"IA","telephone_number":"641-672-3100"}],"basic":{"certification_date":"2025-09-11","credential":"DO","enumeration_date":"2011-06-30","first_name":"NICKOLAS","last_name":"DEMARK","last_updated":"2025-09-11","middle_name":"S","name_prefix":"--","name_suffix":"--","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1309436889000","endpoints":[],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1757616359000","number":"1114214004","other_names":[],"practiceLocations":[{"address_1":"1818 N MEADE ST","address_purpose":"LOCATION","address_type":"DOM","city":"APPLETON","country_code":"US","country_name":"United States","fax_number":"920-735-7618","postal_code":"549113454","state":"WI","telephone_number":"920-735-7645"},{"address_1":"900 ILLINOIS AVE","address_purpose":"LOCATION","address_type":"DOM","city":"STEVENS POINT","country_code":"US","country_name":"United States","postal_code":"544813114","state":"WI","telephone_number":"715-346-5000"},{"address_1":"900 ILLINOIS AVE","address_purpose":"LOCATION","address_type":"DOM","city":"STEVENS POINT","country_code":"US","country_name":"United States","postal_code":"544813114","state":"WI","telephone_number":"715-346-5000"},{"address_1":"130 2ND ST","address_purpose":"LOCATION","address_type":"DOM","city":"NEENAH","country_code":"US","country_name":"United States","fax_number":"920-729-3021","postal_code":"549562883","state":"WI","telephone_number":"920-729-2738"},{"address_1":"1726 SHAWANO AVE","address_purpose":"LOCATION","address_type":"DOM","city":"GREEN BAY","country_code":"US","country_name":"United States","postal_code":"543033216","state":"WI","telephone_number":"920-496-4700"},{"address_1":"1715 DOUSMAN ST","address_purpose":"LOCATION","address_type":"DOM","city":"GREEN BAY","country_code":"US","country_name":"United States","postal_code":"543033211","state":"WI","telephone_number":"920-496-4700"}],"taxonomies":[{"code":"207R00000X","desc":"Internal Medicine","license":"5101019580","primary":false,"state":"MI","taxonomy_group":""},{"code":"208M00000X","desc":"Hospitalist","license":"62482","primary":false,"state":"WI","taxonomy_group":""},{"code":"207R00000X","desc":"Internal Medicine","license":"62482","primary":false,"state":"WI","taxonomy_group":""},{"code":"207RH0002X","desc":"Internal Medicine, Hospice and Palliative Medicine","license":"DO-06639","primary":true,"state":"IA","taxonomy_group":""}]}]}