{"npi":"1881056489","type":"NPI-1","status":"active","name":{"display":"Haidy Youssef M.D.","other":[],"first":"HAIDY","last":"YOUSSEF","middle":"ADEL TAWFIK","credential":"M.D."},"specialty":{"primary_taxonomy":"207RR0500X","primary_taxonomy_description":"Rheumatology Physician","slug":"rheumatology-physician","schema_org_specialty":null,"all":[{"code":"207R00000X","description":"Internal Medicine","primary":false,"state":"CA","license":"A160111"},{"code":"207RR0500X","description":"Rheumatology Physician","primary":true,"state":"CA","license":"A160111"}]},"addresses":[{"purpose":"LOCATION","street_1":"21634 RETREAT PKWY","city":"CORONA","state":"CA","postal_code":"928836100","country_code":"US","phone":"9514936945","fax":"9518268157"},{"purpose":"MAILING","street_1":"21634 RETREAT PKWY","city":"CORONA","state":"CA","postal_code":"928836100","country_code":"US","phone":"9514936945","fax":"9518268157"}],"license":{"state":"CA","number":"A160111"},"identifiers":[],"pecos":{"enrolled_at":"2026-05-09T10:41:39.028268+00:00","enrollments":[{"enrlmt_id":"I20221103001310","type_code":"14-66","type_desc":"PRACTITIONER - RHEUMATOLOGY","state":"CA","pac_id":"6002109154"}]},"enumeration_date":"2016-03-23","last_updated":"2025-07-30","_meta":{"source":"NPPES","snapshot_date":"2025-07-30","doc_url":"https://findmynpi.com/api"}}