{"result_count":1,"results":[{"addresses":[{"address_1":"615 S ARAPEEN DR STE 100","address_purpose":"MAILING","address_type":"DOM","city":"SALT LAKE CITY","country_code":"US","country_name":"United States","fax_number":"801-587-3997","postal_code":"841081239","state":"UT","telephone_number":"801-587-3969"},{"address_1":"615 ARAPEEN DR","address_2":"SUITE 100","address_purpose":"LOCATION","address_type":"DOM","city":"SALT LAKE CITY","country_code":"US","country_name":"United States","fax_number":"801-587-3997","postal_code":"841081267","state":"UT","telephone_number":"801-587-3969"}],"basic":{"certification_date":"2026-01-27","credential":"M.D.","enumeration_date":"2007-09-13","first_name":"MARISSA","last_name":"GROTZKE","last_updated":"2026-01-27","sex":"F","sole_proprietor":"YES","status":"A"},"created_epoch":"1189720316000","endpoints":[{"address_1":"50 N Medical Dr","address_type":"DOM","affiliation":"Y","affiliationName":"UNIVERSITY OF UTAH","city":"Salt Lake City","contentOtherDescription":"CDA/CCD/TXT","contentType":"OTHER","contentTypeDescription":"Other","country_code":"US","country_name":"United States","endpoint":"MGROTZKE27932@DIRECT.MED.UTAH.EDU","endpointType":"DIRECT","endpointTypeDescription":"Direct Messaging Address","postal_code":"841320001","state":"UT","use":"DIRECT","useDescription":"Direct"}],"enumeration_type":"NPI-1","identifiers":[],"last_updated_epoch":"1769523927000","number":"1245425032","other_names":[],"practiceLocations":[{"address_1":"2 MEDICAL PARK RD STE 506","address_purpose":"LOCATION","address_type":"DOM","city":"COLUMBIA","country_code":"US","country_name":"United States","fax_number":"803-933-3035","postal_code":"292036876","state":"SC","telephone_number":"803-434-3930"}],"taxonomies":[{"code":"207RE0101X","desc":"Internal Medicine, Endocrinology, Diabetes & Metabolism","license":"5525882-1205","primary":true,"state":"UT","taxonomy_group":""},{"code":"207RE0101X","desc":"Internal Medicine, Endocrinology, Diabetes & Metabolism","license":"95568","primary":false,"state":"SC","taxonomy_group":""}]}]}