{"result_count":1,"results":[{"addresses":[{"address_1":"PO BOX 860912","address_purpose":"MAILING","address_type":"DOM","city":"MINNEAPOLIS","country_code":"US","country_name":"United States","postal_code":"554860912","state":"MN","telephone_number":"507-284-2511"},{"address_1":"200 1ST ST SW","address_purpose":"LOCATION","address_type":"DOM","city":"ROCHESTER","country_code":"US","country_name":"United States","postal_code":"559050001","state":"MN","telephone_number":"507-284-2511"}],"basic":{"certification_date":"2025-10-17","enumeration_date":"2019-04-10","first_name":"ROMAN","last_name":"KOWALCHUK","last_updated":"2025-10-17","sex":"M","sole_proprietor":"NO","status":"A"},"created_epoch":"1554903619000","endpoints":[{"address_1":"200 1st St SW","address_type":"DOM","affiliation":"N","city":"Rochester","contentTypeDescription":"","country_code":"US","country_name":"United States","endpoint":"rkowalchuk1215654@ehrdirect.mayoclinicmsg.org","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"559050001","state":"MN","useDescription":""}],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1760731222000","number":"1962965608","other_names":[],"practiceLocations":[{"address_1":"1400 BELLINGER STREET","address_purpose":"LOCATION","address_type":"DOM","city":"EAU CLAIRE","country_code":"US","country_name":"United States","postal_code":"547035222","state":"WI","telephone_number":"715-838-5222"},{"address_1":"800 WEST AVE S","address_purpose":"LOCATION","address_type":"DOM","city":"LA CROSSE","country_code":"US","country_name":"United States","postal_code":"546018806","state":"WI","telephone_number":"608-785-0940"},{"address_1":"RIVERSIDE REGIONAL MEDICAL CENTER","address_2":"500 J. CLYDE MORRIS BLVD.","address_purpose":"LOCATION","address_type":"DOM","city":"NEWPORT NEWS","country_code":"US","country_name":"United States","postal_code":"23601","state":"VA","telephone_number":"757-594-3945"}],"taxonomies":[{"code":"2085R0001X","desc":null,"license":"84769","primary":false,"state":"WI","taxonomy_group":""},{"code":"2085R0001X","desc":null,"license":"67850","primary":true,"state":"MN","taxonomy_group":""}]}]}