{"npi":"1356786214","type":"NPI-1","status":"active","name":{"display":"Steven Immen M.D.","other":[],"first":"STEVEN","last":"IMMEN","middle":"WILLIAM","credential":"M.D."},"specialty":{"primary_taxonomy":"207L00000X","primary_taxonomy_description":"Anesthesiology","slug":"anesthesiology","schema_org_specialty":"Anesthesia","all":[{"code":"207L00000X","description":"Anesthesiology","primary":false,"state":"WI","license":"63609"},{"code":"207L00000X","description":"Anesthesiology","primary":false,"state":"IA","license":"MD-44184"},{"code":"207L00000X","description":"Anesthesiology","primary":true,"state":"IL","license":"036-148377"}]},"addresses":[{"purpose":"LOCATION","street_1":"1775 DEMPSTER ST","city":"PARK RIDGE","state":"IL","postal_code":"600681143","country_code":"US","phone":"8477232210"},{"purpose":"MAILING","street_1":"200 HAWKINS DR DEPT OF","city":"IOWA CITY","state":"IA","postal_code":"522421009","country_code":"US"}],"license":{"state":"IL","number":"036-148377"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20190719000481","type_code":"14-05","type_desc":"PRACTITIONER - ANESTHESIOLOGY","state":"IL","pac_id":"7012130446"}]},"enumeration_date":"2013-05-06","last_updated":"2023-09-11","_meta":{"source":"NPPES","snapshot_date":"2023-09-11","doc_url":"https://findmynpi.com/api"}}