{"npi":"1396124111","type":"NPI-1","status":"active","name":{"display":"Dr. Joshua Greenstein M.D.","other":[],"first":"JOSHUA","last":"GREENSTEIN","middle":"AUSTIN","credential":"M.D."},"specialty":{"primary_taxonomy":"2085R0202X","primary_taxonomy_description":"Diagnostic Radiology","slug":"diagnostic-radiology","schema_org_specialty":"Radiography","all":[{"code":"2085R0202X","description":"Diagnostic Radiology","primary":false,"state":"IL","license":"125066486"},{"code":"208600000X","description":"Surgery","primary":false,"state":"IL","license":"125066486"},{"code":"2085R0202X","description":"Diagnostic Radiology","primary":true,"state":"IL","license":"036152154"}]},"addresses":[{"purpose":"LOCATION","street_1":"676 N SAINT CLAIR ST STE 800","city":"CHICAGO","state":"IL","postal_code":"606112978","country_code":"US","phone":"3126953696","fax":"3126955645"},{"purpose":"MAILING","street_1":"676 N SAINT CLAIR ST STE 800","city":"CHICAGO","state":"IL","postal_code":"606112978","country_code":"US","phone":"3126953696","fax":"3126955645"}],"license":{"state":"IL","number":"036152154"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20210106002904","type_code":"14-30","type_desc":"PRACTITIONER - DIAGNOSTIC RADIOLOGY","state":"IL","pac_id":"9537467469"}]},"enumeration_date":"2015-05-26","last_updated":"2021-08-26","_meta":{"source":"NPPES","snapshot_date":"2021-08-26","doc_url":"https://findmynpi.com/api"}}