{"npi":"1104978048","type":"NPI-1","status":"active","name":{"display":"Mazen Elyan MD","other":[],"first":"MAZEN","last":"ELYAN","credential":"MD"},"specialty":{"primary_taxonomy":"207RR0500X","primary_taxonomy_description":"Rheumatology Physician","slug":"rheumatology-physician","schema_org_specialty":null,"all":[{"code":"207RR0500X","description":"Rheumatology Physician","primary":false,"state":"OH","license":"35085724"},{"code":"207RR0500X","description":"Rheumatology Physician","primary":false,"state":"IN","license":"01072711A"},{"code":"207RR0500X","description":"Rheumatology Physician","primary":true,"state":"KY","license":"52243"}]},"addresses":[{"purpose":"LOCATION","street_1":"651 CENTRE VIEW BOULEVARD","city":"CRESTVIEW HILLS","state":"KY","postal_code":"410175419","country_code":"US","phone":"8593441900","fax":"8593444632"},{"purpose":"MAILING","street_1":"PO BOX 635283","city":"CINCINNATI","state":"OH","postal_code":"452635283","country_code":"US","phone":"8593441900","fax":"8593444632"}],"license":{"state":"KY","number":"52243"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20131021001763","type_code":"14-66","type_desc":"PRACTITIONER - RHEUMATOLOGY","state":"IN","pac_id":"3173621620"},{"enrlmt_id":"I20190718003643","type_code":"14-66","type_desc":"PRACTITIONER - RHEUMATOLOGY","state":"KY","pac_id":"3173621620"}]},"enumeration_date":"2007-01-18","last_updated":"2019-04-26","_meta":{"source":"NPPES","snapshot_date":"2019-04-26","doc_url":"https://findmynpi.com/api"}}